<?xml version='1.0' encoding='UTF-8'?><?xml-stylesheet href="http://www.blogger.com/styles/atom.css" type="text/css"?><feed xmlns='http://www.w3.org/2005/Atom' xmlns:openSearch='http://a9.com/-/spec/opensearchrss/1.0/' xmlns:georss='http://www.georss.org/georss' xmlns:gd='http://schemas.google.com/g/2005' xmlns:thr='http://purl.org/syndication/thread/1.0'><id>tag:blogger.com,1999:blog-6603723360979387536</id><updated>2012-02-16T23:03:42.451+01:00</updated><category term='ATTUALITA&apos;'/><category term='SPRITES'/><category term='BOLIDI'/><category term='SCIAMI METEORICI DEL MESE'/><category term='METEORITI'/><category term='HOME'/><category term='POSTAZIONE'/><title type='text'>SkySentinel</title><subtitle type='html'></subtitle><link rel='http://schemas.google.com/g/2005#feed' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/posts/default'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default?max-results=100'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/'/><link rel='hub' href='http://pubsubhubbub.appspot.com/'/><author><name>admin</name><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><generator version='7.00' uri='http://www.blogger.com'>Blogger</generator><openSearch:totalResults>33</openSearch:totalResults><openSearch:startIndex>1</openSearch:startIndex><openSearch:itemsPerPage>100</openSearch:itemsPerPage><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-8359792604451991400</id><published>2012-02-14T23:50:00.000+01:00</published><updated>2012-02-16T23:03:42.464+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='BOLIDI'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>Nuovi spettacolari Bolidi ripresi il 5 e il 13 febbraio</title><content type='html'>&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;L' infallibile occhio elettronico della nostra postazione ha catturato nuovo spettacolari Bolidi in direzione Nord-Est, il primo nella serata del 5 febbraio e il secondo nelle prime ore della notte del 13 febbraio.&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Di seguito le Foto e le animazioni delle riprese ottiche. &amp;nbsp;&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;div style="text-align: center;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;b&gt;&lt;u&gt;Bolide 5 Febbraio 2012 &amp;nbsp;ore 18.10.23&lt;/u&gt;&lt;/b&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: center;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif; font-size: x-small;"&gt;&lt;i&gt;(l'oscillazione dell' immagine è dovuta al forte vento)&lt;/i&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: center;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://3.bp.blogspot.com/-yzLPPDrKXeo/TzqbLYE9VGI/AAAAAAAAA2g/a0uy2uk8vdU/s1600/M20120205_171023_S.Nicola_C_NEP.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://3.bp.blogspot.com/-yzLPPDrKXeo/TzqbLYE9VGI/AAAAAAAAA2g/a0uy2uk8vdU/s400/M20120205_171023_S.Nicola_C_NEP.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;/div&gt;&lt;div style="text-align: center;"&gt;&lt;div style="text-align: -webkit-auto;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://2.bp.blogspot.com/-0f6ba5kXGC0/Tz17zv1FonI/AAAAAAAAA4E/NlnPavRRX2A/s1600/Bolide+Febbraio+2012.02.05_18.10.23_psq.gif" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" src="http://2.bp.blogspot.com/-0f6ba5kXGC0/Tz17zv1FonI/AAAAAAAAA4E/NlnPavRRX2A/s1600/Bolide+Febbraio+2012.02.05_18.10.23_psq.gif" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: center;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;************&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: center;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: center;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;b&gt;&lt;u&gt;Bolide 13 Febbraio 2012 ore 04.49.45&lt;/u&gt;&lt;/b&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: center;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;b&gt;&lt;u&gt;&lt;br /&gt;&lt;/u&gt;&lt;/b&gt;&lt;/span&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://2.bp.blogspot.com/-U3Wps0Eq1BA/TzqdadFDfeI/AAAAAAAAA2w/97HjYMDAoHI/s1600/M20120213_034945_S.Nicola_C_NEP.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://2.bp.blogspot.com/-U3Wps0Eq1BA/TzqdadFDfeI/AAAAAAAAA2w/97HjYMDAoHI/s400/M20120213_034945_S.Nicola_C_NEP.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;/div&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://3.bp.blogspot.com/-RSL5HbRqhxQ/Tzw6t9O7luI/AAAAAAAAA34/plmliXfA01w/s1600/Bolide+Febbraio+2012.02.13_04.49.45_psq.gif" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" src="http://3.bp.blogspot.com/-RSL5HbRqhxQ/Tzw6t9O7luI/AAAAAAAAA34/plmliXfA01w/s1600/Bolide+Febbraio+2012.02.13_04.49.45_psq.gif" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;/div&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-8359792604451991400?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/8359792604451991400/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2012/02/nuovi-spettacolari-bolidi-ripresi-il-5.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/8359792604451991400'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/8359792604451991400'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2012/02/nuovi-spettacolari-bolidi-ripresi-il-5.html' title='Nuovi spettacolari Bolidi ripresi il 5 e il 13 febbraio'/><author><name>Sky Sentinel</name><uri>http://www.blogger.com/profile/00443725163864035426</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://3.bp.blogspot.com/-yzLPPDrKXeo/TzqbLYE9VGI/AAAAAAAAA2g/a0uy2uk8vdU/s72-c/M20120205_171023_S.Nicola_C_NEP.jpg' height='72' width='72'/><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-5244754240129062106</id><published>2012-02-14T23:33:00.002+01:00</published><updated>2012-02-14T23:43:41.224+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='SPRITES'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>Dieci Sprites ripresi nella notte tra il 24 e il 25 gennaio</title><content type='html'>Ecco le immagini degli Sprites ripresi dalla Stazione SkySentinel di San Nicola ( direzione Nord-Est ) nella notte tra il 24 r il 25 gennaio 2012 :&lt;br /&gt;&lt;br /&gt;&lt;div style="text-align: center;"&gt;24/01/2012 - ore 22:31:33&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://www.servimg.com/image_preview.php?i=43&amp;amp;u=17018909" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://i41.servimg.com/u/f41/17/01/89/09/m2012038.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div style="text-align: center;"&gt;24/01/2012 - ore&amp;nbsp;22:42:48&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://www.servimg.com/image_preview.php?i=44&amp;amp;u=17018909" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://i41.servimg.com/u/f41/17/01/89/09/m2012039.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div style="text-align: center;"&gt;24/01/2012 - ore&amp;nbsp;22:44:52&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://www.servimg.com/image_preview.php?i=45&amp;amp;u=17018909" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://i41.servimg.com/u/f41/17/01/89/09/m2012040.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;div style="text-align: center;"&gt;25/01/2012 - ore&amp;nbsp;&amp;nbsp;00:23:56&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://www.servimg.com/image_preview.php?i=46&amp;amp;u=17018909" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://i41.servimg.com/u/f41/17/01/89/09/m2012041.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;/div&gt;&lt;div&gt;&lt;div style="text-align: center;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div style="text-align: center;"&gt;25/01/2012 - ore&amp;nbsp;&amp;nbsp;01:07:45&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://www.servimg.com/image_preview.php?i=47&amp;amp;u=17018909" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://i41.servimg.com/u/f41/17/01/89/09/m2012042.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;/div&gt;&lt;div&gt;&lt;div style="text-align: center;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div style="text-align: center;"&gt;25/01/2012 - ore&amp;nbsp;&amp;nbsp;01:11:05&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://www.servimg.com/image_preview.php?i=48&amp;amp;u=17018909" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://i41.servimg.com/u/f41/17/01/89/09/m2012043.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;/div&gt;&lt;div&gt;&lt;div style="text-align: center;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div style="text-align: center;"&gt;25/01/2012 - ore 01:13:35&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://www.servimg.com/image_preview.php?i=49&amp;amp;u=17018909" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://i41.servimg.com/u/f41/17/01/89/09/m2012044.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;/div&gt;&lt;div&gt;&lt;br /&gt;&lt;div style="text-align: center;"&gt;25/01/2012 - ore 05:27:53&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://www.servimg.com/image_preview.php?i=50&amp;amp;u=17018909" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://i41.servimg.com/u/f41/17/01/89/09/m2012045.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;/div&gt;&lt;div&gt;&lt;br /&gt;&lt;div style="text-align: center;"&gt;25/01/2012 - ore&amp;nbsp;&amp;nbsp;06:04:22 UT&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://www.servimg.com/image_preview.php?i=51&amp;amp;u=17018909" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://i41.servimg.com/u/f41/17/01/89/09/m2012046.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;/div&gt;&lt;div&gt;&lt;br /&gt;&lt;div style="text-align: center;"&gt;25/01/2012 - ore 06:09:56&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://www.servimg.com/image_preview.php?i=52&amp;amp;u=17018909" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://i41.servimg.com/u/f41/17/01/89/09/m2012047.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-5244754240129062106?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/5244754240129062106/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2012/02/dieci-sprites-ripresi-nella-notte-tra.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/5244754240129062106'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/5244754240129062106'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2012/02/dieci-sprites-ripresi-nella-notte-tra.html' title='Dieci Sprites ripresi nella notte tra il 24 e il 25 gennaio'/><author><name>Sky Sentinel</name><uri>http://www.blogger.com/profile/00443725163864035426</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-5647856098534661920</id><published>2012-02-02T23:49:00.002+01:00</published><updated>2012-02-03T00:41:22.038+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='ATTUALITA&apos;'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>L'incontro con l'asteroide Eros 433</title><content type='html'>&lt;span style="font-family: 'Trebuchet MS', sans-serif; text-align: left;"&gt;Si avvicina alla Terra l'asteroide Eros 433, che passa a 27 milioni di chilometri dal nostro pianeta. Una distanza di tutta sicurezza, senza il minimo rischio di impatto, che per appassionati e studiosi è un'occasione per osservare l'oggetto anche con un piccolo telescopio o un binocolo.&lt;/span&gt;&lt;br /&gt;&lt;div style="text-align: left;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: left;"&gt;&lt;table cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;a class="next" href="http://www.ansa.it/scienza/notizie/rubriche/spazioastro/2012/01/30/visualizza_new.html_71880279.html?idPhoto=1" style="clear: left; color: black; margin-bottom: 1em; margin-left: auto; margin-right: auto; text-decoration: none;"&gt;&lt;img alt="" height="298" id="mediaViewer" src="http://www.ansa.it/webimages/foto_large/2012/1/30/1327939212492_eros.jpg" style="border-bottom-width: 0px; border-color: initial; border-color: initial; border-image: initial; border-left-width: 0px; border-right-width: 0px; border-style: initial; border-style: initial; border-top-width: 0px;" title="" width="400" /&gt;&lt;/a&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td class="tr-caption"&gt;L'asteroide Eros 433 &lt;br /&gt;(fonte: NEAR Project, NLR, JHUAPL, Goddard SVS, NASA)&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Nuvole permettendo, Eros 433 si può osservare da tutta Italia, ha spiegato l'astrofisico Gianluca Masi, responsabile del Virtual Telescope, guardando in direzione Sud-Est nella costellazione del Sestante, sotto la costellazione del Leone. Ma se il cielo coperto dovesse impedire di osservarlo, si può approfittare del fatto che l'oggetto raggiungerà la massima brillantezza il 3 febbraio, dovuta a un'ottimale configurazione Terra Sole e asteroide.&lt;/span&gt;&lt;/div&gt;&lt;br /&gt;&lt;table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;img align="CENTER" alt="" height="305" hspace="5" src="http://virtualtelescope.bellatrixobservatory.org/433eros_29jan2012_masib.gif" style="border-bottom-width: 0px; border-color: initial; border-image: initial; border-left-width: 0px; border-right-width: 0px; border-style: initial; border-top-width: 0px; margin-left: auto; margin-right: auto;" vspace="5" width="400" /&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td class="tr-caption" style="text-align: center;"&gt;Ripresa del transito Asteroide Eros 433 del 29.01.2012&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;span style="border-color: initial; border-image: initial; border-style: initial; font-size: 1.1em; line-height: 1.3em; margin-left: 1em; margin-right: 1em;"&gt;&lt;/span&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;div style="text-align: left;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: left;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Scoperto nel 1898, Eros 433 è stato il primo asteroide individuato dei cosiddetti Near-Earth Object (Neo), i piccoli corpi del Sistema Solare la cui orbita si avvicina alla Terra. E' stato anche il primo asteroide ad essere visitato da una sonda, l'americana Near (Near Earth Asteroid Rendezvous), che lo ha incontrato nel 2000.&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: left;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;''Una delle scoperte più sorprendenti della sonda, sono stati i laghi di polvere di Eros'', ha spiegato Giovanni Valsecchi dell'Istituto di Astrofisica e Planetologia Spaziale dell'Istituto Nazionale di Astrofisica (INAF).&amp;nbsp;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: left;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Eros 433 è un oggetto irregolare, il cui lato più grande è lungo circa 30 chilometri ed è proprio ''per la sua forma - ha proseguito Valsecchi - che l'oggetto ha anche una gravità irregolare per la quale la polvere si accumula in alcune zone e in altre no''.&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: left;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: left;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Per tenere sotto controllo gli oggetti come Eros 433, l'Unione Europea ha appena stanziato 4 milioni di euro per un progetto chiamato Neo Shield. L'obiettivo è studiare tecniche per deflettere eventuali oggetti che rischiano di collidere con la Terra. L'Europa, con l'Agenzia Spaziale Europea (Esa) ha spiegato Valschecchi, sta lavorando anche ad un altro progetto che riguarda i Neo. Si chiama Space Situational Awareness (Ssa) e ha l'obiettivo di monitorare i Neo e i detriti spaziali grazie alla realizzazione di una rete europea di telescopi dedicata. Ma ''cruciale'' per il destino del programma avviato nel 2008, ha sottolineato Valsecchi che partecipa al progetto, sarà la ministeriale Esa prevista nel novembre 2012.&lt;/span&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;img height="312" src="http://upload.wikimedia.org/wikipedia/commons/thumb/5/5f/Eros_rotation_Dec._3-4_2000.gif/220px-Eros_rotation_Dec._3-4_2000.gif" style="margin-left: auto; margin-right: auto;" width="400" /&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td class="tr-caption"&gt;Animazione della rotazione di 433 Eros.&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;&lt;div style="text-align: right;"&gt;Fonte  ANSA.IT - © Copyright ANSA&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-5647856098534661920?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/5647856098534661920/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2012/02/lincontro-con-lasteroide-eros-433.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/5647856098534661920'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/5647856098534661920'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2012/02/lincontro-con-lasteroide-eros-433.html' title='L&apos;incontro con l&apos;asteroide Eros 433'/><author><name>Sky Sentinel</name><uri>http://www.blogger.com/profile/00443725163864035426</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-7730072835426300501</id><published>2012-01-28T01:03:00.001+01:00</published><updated>2012-01-29T13:16:03.588+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='ATTUALITA&apos;'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>Due Asteroidi "sfiorano" la Terra sempre a distanza di sicurezza</title><content type='html'>&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif; margin-left: 1em; margin-right: 1em;"&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: left;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif; margin-left: 1em; margin-right: 1em;"&gt;Sono due : &amp;nbsp;il primo è passato venerdì 27 gennaio alle 17,00 &amp;nbsp;ed è grande come un autobus. L'altro passerà il 31 gennaio, a "soli 59 mila chilometri dal nostro pianeta, e sarà visibile con un buon binocolo.&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif; margin-left: 1em; margin-right: 1em;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;/div&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif; margin-left: 1em; margin-right: 1em;"&gt;&lt;/span&gt;&lt;br /&gt;&lt;div style="text-align: left;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif; margin-left: 1em; margin-right: 1em;"&gt;Niente paura, siamo a distanza di sicurezza. Almeno rispetto a quei due asteroidi a distanza di pochi giorni sono "fanno visita" alla Terra. Il primo è già passato, il secondo arriva martedì 31 gennaio. Soperto solo due giorni fa, l'asteroide 2012 BX34, è stato il primo ad avvicinarsi alla Terra, proprio oggi. Nel momento del massimo avvicinamento il passaggio è avvenuto a "soli 59.000 chilometri dal nostro pianeta", ha spiegato l'astrofisico Gianluca Masi, curatore scientifico del Planetario di Roma e responsabile del Virtual Telescope. "Grande quanto a un autobus - ha proseguito - questo asteroide si è avvicinato sensibilmente, se pensiamo che la Luna dista dalla Terra 380.000 chilometri ed è quindi sei volte più lontana".&amp;nbsp;&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif; margin-left: 1em; margin-right: 1em;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://www.repubblica.it/images/2012/01/27/183808787-40e6ee18-e3bc-45f2-b7f0-ac9eff3b95dc.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://www.repubblica.it/images/2012/01/27/183808787-40e6ee18-e3bc-45f2-b7f0-ac9eff3b95dc.jpg" width="320" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;span style="clear: left; float: left; font-family: 'Trebuchet MS', sans-serif; margin-bottom: 1em; margin-right: 1em;"&gt;&lt;br /&gt;Il 31 gennaio invece si avvicinerà alla Terra l'asteroide Eros 433. Scoperto nel 1898 è stato il primo asteroide individuato dei cosiddetti near-Earth object (Neo), gli oggetti del Sistema Solare la cui orbita si avvicina alla Terra. Questo oggetto, inoltre è stato il primo asteroide ad essere visitato da una sonda, l'americana Near (Near Earth Asteroid Rendezvous), che lo ha incontrato nel 2000. "Eros - ha spiegato Masi - raggiungerà una distanza di circa 30 milioni di chilometri dalla Terra". E come per 2012 BX34, ha rassicurato, non vi è alcun pericolo di impatto con la Terra. L'oggetto, ha aggiunto, "sarà visibile anche dall'Italia. Raggiungerà la massima luminosità il 3 febbraio, dovuta a una ottimale configurazione Terra Sole e asteroide".  &lt;br /&gt;&lt;br /&gt;L'asteroide non sarà visibile a occhio nudo ma, ha proseguito l'esperto, "sarà possibile osservarlo anche con un piccolo telescopio amatoriale o addirittura un buon binocolo a partire dalle 22,30 guardano in direzione sud est nella costellazione del Sestante, sotto la costellazione del Leone". La luminosità dell'oggetto, ha sottolineato Masi, "sarà di magnitudine 8,1, basti pensare che le stelle più deboli a occhio nudo hanno una luminosità di magnitudine 6 e la stella polare  di 2".&lt;br /&gt;&lt;br /&gt;"Generalmente, Eros - ha rilevato l'astrofisico del Planetario di Roma - ha una luminosità relativamente debole, ma acquisisce notevole brillantezza nel corso di tali avvicinamenti, come in questo caso". Quello atteso per i prossimi giorni sarà il più stretto passaggio dell'asteroide Eros dal 1975 "poi - ha concluso Masi - bisognerà aspettare il passaggio del 2056 quando l'oggetto apparirà ancora più brillante".&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;Fonte LA REPUBBLICA - (27 gennaio 2012)&lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;br class="Apple-interchange-newline" /&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-7730072835426300501?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/7730072835426300501/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2012/01/due-asteroidi-sfiorano-la-terra-sempre.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/7730072835426300501'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/7730072835426300501'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2012/01/due-asteroidi-sfiorano-la-terra-sempre.html' title='Due Asteroidi &quot;sfiorano&quot; la Terra sempre a distanza di sicurezza'/><author><name>Sky Sentinel</name><uri>http://www.blogger.com/profile/00443725163864035426</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-8654697991194725167</id><published>2012-01-28T00:49:00.000+01:00</published><updated>2012-01-29T13:15:00.873+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='ATTUALITA&apos;'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>Asteroide 2012 BX34 alle 17,00 di venerdì  27 gennaio ha sfiorato la Terra !</title><content type='html'>&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;Alle 17,00&amp;nbsp;&amp;nbsp;di venerdì &amp;nbsp;27 gennaio&amp;nbsp;&lt;/span&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&amp;nbsp;un asteroide della taglia stimata di 11 metri di diametro è transitato vicinissimo alla Terra sfiorandola da appena 60 mila chilometri, vale a dire meno del doppio della distanza dell’orbita sulla quale ruotano i satelliti per le telecomunicazioni e quindi ben più vicino della Luna. L'asteroide 2012 BX34, come è stato battezzato, è una sorpresa perché la sua esistenza è emersa all’improvviso solo due giorni fa quando i telescopi lo hanno individuato in cielo.&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;CLASSIFICA DA RECORD - Il suo arrivo entra nella classifica dei record essendo tra i venti corpi celesti che sono transitati nei pressi del nostro pianeta. La minore distanza raggiunta è stata, però, di 20 mila chilometri. «Resta comunque uno degli incontri più ravvicinati di cui abbiamo traccia in generale», commenta Gareth Williams direttore associato del Minor Planet Center americano dove vengono censiti i corpi celesti. L'ultimo incontro del genere si è verificato nel giugno dell’anno scorso.&lt;br /&gt;&lt;br /&gt;RISCHIO - Date le sue dimensioni, anche se fosse precipitato nell’atmosfera non sarebbe stato fonte di grande pericolo perché l'impatto e l'attrito lo avrebbero sbriciolato. Ma qualcosa poteva comunque sopravvivere ed essere fonte potenziale di rischio se ciò fosse avvenuto su zone densamente abitate. Ancora una volta la scoperta dimostra come gli asteroidi rappresentino un problema da investigare più seriamente di quanto non si sia fatto finora.&lt;br /&gt;&lt;br /&gt;PIANO EUROPEO - Tuttavia, qualche segnale positivo talvolta emerge. Proprio di recente l'Unione Europea ha finanziato con 4 milioni di euro il programma NeoShield per uno studio di tre anni nel quale indagare tre metodi da adottare per deviare la traiettoria di un corpo che si avvicina pericolosamente alla Terra.&lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Giovanni Caprara&lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;div&gt;&lt;b&gt;&lt;span style="color: yellow; font-family: 'Trebuchet MS', sans-serif;"&gt;Fonte : Corriere Della Sera&lt;/span&gt;&lt;/b&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="background-color: white; font-family: Georgia, Palatino, serif; font-size: 14px; font-weight: bold; line-height: 21px;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;object width="320" height="266" class="BLOG_video_class" id="BLOG_video-726ef3dd180c9b8c" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0"&gt;&lt;param name="movie" value="http://www.youtube.com/get_player"&gt;&lt;param name="bgcolor" value="#FFFFFF"&gt;&lt;param name="allowfullscreen" value="true"&gt;&lt;param name="flashvars" value="flvurl=http://v20.nonxt8.googlevideo.com/videoplayback?id%3D726ef3dd180c9b8c%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D510677A4F4439A4785CFB954D7F0129D329D40C3.333179D7C8F667F6617A7EF74BD19581C6EE7E8E%26key%3Dck1&amp;amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3D726ef3dd180c9b8c%26offsetms%3D5000%26itag%3Dw160%26sigh%3DFV0UWklptVl6nakhVcdtlULnoGE&amp;amp;autoplay=0&amp;amp;ps=blogger"&gt;&lt;embed src="http://www.youtube.com/get_player" type="application/x-shockwave-flash"width="320" height="266" bgcolor="#FFFFFF"flashvars="flvurl=http://v20.nonxt8.googlevideo.com/videoplayback?id%3D726ef3dd180c9b8c%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D510677A4F4439A4785CFB954D7F0129D329D40C3.333179D7C8F667F6617A7EF74BD19581C6EE7E8E%26key%3Dck1&amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3D726ef3dd180c9b8c%26offsetms%3D5000%26itag%3Dw160%26sigh%3DFV0UWklptVl6nakhVcdtlULnoGE&amp;autoplay=0&amp;ps=blogger"allowFullScreen="true" /&gt;&lt;/object&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="background-color: white; font-family: Georgia, Palatino, serif; font-size: 14px; font-weight: bold; line-height: 21px;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="font-family: Georgia, Palatino, serif;"&gt;&lt;span style="font-size: 14px; line-height: 21px;"&gt;&lt;b&gt;&lt;br /&gt;&lt;/b&gt;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-8654697991194725167?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/8654697991194725167/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2012/01/asteroide-oggi-alle-1700-ha-sfiorato-la.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/8654697991194725167'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/8654697991194725167'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2012/01/asteroide-oggi-alle-1700-ha-sfiorato-la.html' title='Asteroide 2012 BX34 alle 17,00 di venerdì  27 gennaio ha sfiorato la Terra !'/><author><name>Sky Sentinel</name><uri>http://www.blogger.com/profile/00443725163864035426</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-1399736595291127707</id><published>2012-01-22T02:48:00.000+01:00</published><updated>2012-01-22T02:48:01.781+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='METEORITI'/><category scheme='http://www.blogger.com/atom/ns#' term='ATTUALITA&apos;'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>Scoperta nuova Meteorite di origine Marziana caduta in Marocco</title><content type='html'>&lt;br /&gt;&lt;div class="MsoPlainText"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Alle 2:00 del mattino del 18 luglio 2011,&lt;/span&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&amp;nbsp;i nomadi della regione di Oued Draa Valley e alcuni residenti della città di Tata avvistarono una meteora prima gialla e poi verde che poi si frammentò in due parti, producendo forti esplosioni. Alcuni turisti riuscirono anche a filmare l'evento. Le ricerche iniziarono &amp;nbsp;quasi subito ma solo alla fine di ottobre è stata &amp;nbsp;individuata la zona di impatto.&lt;/span&gt;&lt;/div&gt;&lt;div class="MsoPlainText"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;/div&gt;&lt;table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;img height="310" src="http://1.bp.blogspot.com/-4SF2qS-87wQ/TxbttDkWmuI/AAAAAAAACp4/fYhhaR76hto/s400/Foumzgit-meteorite-marziano-700x544.jpg" style="margin-left: auto; margin-right: auto;" width="400" /&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td class="tr-caption" style="text-align: center;"&gt;&lt;span style="background-color: #eeeeee; color: #444444; font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 12px; line-height: 21px;"&gt;Campione del meteorite Tissint&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;&lt;div class="MsoPlainText"&gt;&lt;/div&gt;&lt;table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;a href="http://3.bp.blogspot.com/-Dpx8a69G3YQ/Txbt8eVVylI/AAAAAAAACqA/LoimVCW5qBI/s1600/Foumzgit-meteorite-da-Marte-700x532.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"&gt;&lt;img border="0" src="http://3.bp.blogspot.com/-Dpx8a69G3YQ/Txbt8eVVylI/AAAAAAAACqA/LoimVCW5qBI/s400/Foumzgit-meteorite-da-Marte-700x532.jpg" /&gt;&lt;/a&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td class="tr-caption" style="text-align: center;"&gt;&lt;span style="background-color: #eeeeee; color: #444444; font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 12px; line-height: 21px;"&gt;Altro Campione del meteorite Tissint&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;&lt;div class="MsoPlainText"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;/div&gt;&lt;div class="MsoPlainText"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Le indagini sono state condotte da una squadra dell' Università di Hassan II di Casablanca che è riuscita a identificare la traiettoria, la posizione esatta della caduta e l' area di dispersione interessata.&lt;/span&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt; Un team di otto esperti della &lt;b&gt;Meteoritical Society,&amp;nbsp;&lt;/b&gt;inclusi alcuni scienziati della &lt;b&gt;NASA&lt;/b&gt; ha analizzato i pezzi e ha stabilito che essi sono di origine Marziana.&amp;nbsp;&lt;/span&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif; text-align: left;"&gt;I frammenti sopravvissuti all'impatto sono stati scoperti solo a dicembre 2011. &amp;nbsp;Il totale dei campioni recuperati ad oggi è pari a 6,8 Kg e il frammento piu' grande è di 907 grammi.&lt;/span&gt;&lt;/div&gt;&lt;div class="MsoPlainText"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;/div&gt;&lt;div class="MsoPlainText"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;La nuova meteorite è stata  nominata &lt;b&gt;Tissint &lt;/b&gt;e la sua scoperta è stata documentata nell’ultimo bollettino della  Meteoritical Society rilasciato il 17 gennaio. &lt;/span&gt;&lt;/div&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;Le analisi chimiche compiute in laboratorio sono state paragonate a quelle condotte dalle sonde su Marte (dalle Viking a Sojourner, Spirit e Opportunity) e che hanno determinato le loro caratteristiche (ad esempio, la composizione isotopica dell’ossigeno). Il confronto stabilisce l’origine e l’inserimento nella classe nota come SNC (Shergottiti, Nakhliti, Chassigniti, derivazioni dai nomi delle località del primo ritrovamento).&lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Questi eventi accadono soltanto una volta ogni 50 anni. Dei 100 meteoriti marziani attualmente presenti nelle collezioni della Terra, solo cinque di essi sono stati visti cadere :&amp;nbsp;Chassigny (Francia, 3 ottobre 1815), Shergotty (India, 25 agosto 1865), Nakhla (Egitto, 28 giugno 1911), e Zagami (Nigeria, 3 ottobre 1962).&amp;nbsp;&lt;/span&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Questa caduta in Marocco rappresenta la quinta conosciutanel mondo.&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;La più famosa meteorite marziana, ritrovata in Antartide, è l’ALH 84001 perché sembra contenere addirittura forme di vita fossilizzate. Scoperta in Antartide, il risultato venne addirittura annunciato in una conferenza stampa nell’agosto 1996 dal presidente americano Bill Clinton. Le pietre marziane si ritiene siano state sparate nello spazio dalla caduta sul Pianeta Rosso di un corposo asteroide o cometa. Quando l’orbita della Terra incrocia i frammenti vaganti questi finiscono per cadere nell’atmosfera come accade con le «stelle cadenti» d’agosto. &lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Ovviamente c’è anche un lato venale nella scoperta in Marocco: i frammenti sul mercato oggi valgono una decina di volte più dell’oro con prezzi variabili da 11 mila 22.500 dollari a oncia. Nonostante ciò sembra siano stati quasi tutti venduti. I nuovi campioni sono stati già comprati dalle mani di chi li aveva scoperti, ancor prima che la NASA accertasse la loro origine. Appena la notizia ha iniziato a circolare moltissimi scienziati, musei e università sono scese nell'arena delle aste, per cercare di ottenerli.&lt;/span&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;/div&gt;&lt;br /&gt;&lt;span style="color: #333333; font-family: Arial, Helvetica, sans-serif;"&gt;&lt;span style="font-size: 15px; line-height: 22px;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;/span&gt;&lt;br /&gt;&lt;div style="text-align: left;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-1399736595291127707?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/1399736595291127707/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2012/01/scoperta-nuova-meteorite-di-origine.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/1399736595291127707'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/1399736595291127707'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2012/01/scoperta-nuova-meteorite-di-origine.html' title='Scoperta nuova Meteorite di origine Marziana caduta in Marocco'/><author><name>Sky Sentinel</name><uri>http://www.blogger.com/profile/00443725163864035426</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://1.bp.blogspot.com/-4SF2qS-87wQ/TxbttDkWmuI/AAAAAAAACp4/fYhhaR76hto/s72-c/Foumzgit-meteorite-marziano-700x544.jpg' height='72' width='72'/><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-5232728322840419978</id><published>2012-01-16T00:45:00.000+01:00</published><updated>2012-01-17T00:22:52.416+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='ATTUALITA&apos;'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>La sonda Phobos-Grunt è precipitata alle 18,45 al largo del Cile</title><content type='html'>&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;/div&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;/span&gt;&lt;br /&gt;&lt;div&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;La sonda russa Phobos Grunt è rientrata nell'atmosfera in una zona che si trova sull'oceano Pacifico. La conferma è arrivata da fonti russe, americane e dell'Agenzia spaziale europea (Esa), i cui esperti sono passati al controllo dei dati relativi all'impatto e all'eventuale caduta di frammenti.&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Secondo fonti del ministero russo della Difesa, citate dall'agenzia Ria Novosti, il rientro della sonda nell'atmosfera è avvenuto a ovest della costa del Cile, a 1.250 chilometri dall'isola di Wellington.&lt;/span&gt;&lt;/div&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;/span&gt;&lt;br /&gt;&lt;div&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;img height="265" src="http://2.bp.blogspot.com/-UduPBkcgKsE/TxQ40o3LEhI/AAAAAAAAGIs/VH71wDppAFQ/s400/reentry_map_2012_01_15_Cb_1.jpg" width="400" /&gt;&amp;nbsp;&lt;br class="Apple-interchange-newline" /&gt;&lt;span style="background-color: #444444; color: #444444; font-family: arial, sans-serif; font-size: 0px; line-height: 0px; text-align: center;"&gt;&amp;nbsp;&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;I detriti dovrebbero essersi dispersi tutti nell'Oceano a partire dalle 18.45 ora italiana e inizialmente si era paventato il rischio che parti della navicella pesanti sino a 200 chilogrammi l'una potessero abbattersi anche sul nostro Paese, benché un tale evento, secondo l'Agenzia spaziale italiana, avesse solo l'1,7% di chance di verificarsi.&lt;/span&gt;&lt;br /&gt;&lt;div&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;E in effetti per poco piu' di mezz'ora ci è andata bene ...&lt;/span&gt;&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Nella mappa diramata dall'agenzia russa Roscomos,&amp;nbsp;e' indicata la zona effettiva di impatto e quella che era prevista inizialmente&amp;nbsp;(quadrato rosso) sull'oceano Atlantico.&lt;br /&gt;Se il rientro fosse avvenuto 35 minuti piu' tardi,&amp;nbsp;cioe' alle 19.20 ora italiana, l' impatto sarebbe avvenuto proprio nel nord dell'Italia...&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&amp;nbsp;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-5232728322840419978?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/5232728322840419978/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2012/01/la-sonda-phobos-grunt-e-precipitata.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/5232728322840419978'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/5232728322840419978'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2012/01/la-sonda-phobos-grunt-e-precipitata.html' title='La sonda Phobos-Grunt è precipitata alle 18,45 al largo del Cile'/><author><name>Sky Sentinel</name><uri>http://www.blogger.com/profile/00443725163864035426</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://2.bp.blogspot.com/-UduPBkcgKsE/TxQ40o3LEhI/AAAAAAAAGIs/VH71wDppAFQ/s72-c/reentry_map_2012_01_15_Cb_1.jpg' height='72' width='72'/><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-3626466509243537995</id><published>2012-01-15T16:27:00.003+01:00</published><updated>2012-01-15T17:02:12.314+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='ATTUALITA&apos;'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>Allarme Rientro Sonda Phobos-Grunt, la sonda precipita oggi rischio caduta rottami anche sull'Italia</title><content type='html'>&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;u&gt;L'ingresso nell'atmosfera è atteso nella serata, previo "passaggio" sull'Italia, poi l'impatto probabilmente nell'Atlantico meridionale.&lt;/u&gt;&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;b&gt;La Protezione civile: "Ci sono 1,7 possibilità su cento che qualche frammento cada sul territorio nazionale".&lt;/b&gt;&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;I tecnici dicono che cadrà oggi.&amp;nbsp;&lt;/span&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Con ogni probabilità, la sonda marziana russa mai uscita dall'orbita terrestre dovrebbe piombare da qualche parte nell'oceano Atlantico. Nessuno, però, tra gli scienziati, pur nell'imminenza dell'ingresso nell'atmosfera di Phobos-Grunt, si sente in grado di prevedere con precisione il luogo dell'impatto.&lt;/span&gt;&lt;br /&gt;&lt;b style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;Phobos Grunt&lt;/b&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt; pesa oltre 13 tonnellate e si disintegrerà a causa dell'attrito con l'atmosfera terrestre, ma alcuni pezzi, di un peso massimo ipotizzato di 200 chilogrammi, potrebbero arrivare intatti all'impatto con lasuperficie terrestre. Oltre al materiale radioattivo, anche il carico di carburante crea preoccupazione, a causa delle sostanze tossiche presenti.&lt;/span&gt;&lt;br /&gt;&lt;div style="clear: left; float: left; margin-bottom: 1em; margin-right: 1em;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Prima dell'impatto, tra l'altro, è previsto un passaggio sull'Italia intorno alle 19,20. "Il passaggio è stato calcolato sulla base della traiettoria ed è previsto prima dell'impatto nominale", spiega l' astrofisico Gianluca Masi, del Planetario di Roma e responsabile del Virtual telescope. "A causa della posizione di Phobos Grunt rispetto al Sole, dalla quale dipende la sua illuminazione, la sonda non sarà però visibile durante il passaggio", aggiunge Masi.&lt;/span&gt;&lt;/div&gt;&lt;div style="clear: left; float: left; margin-bottom: 1em; margin-right: 1em;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Anche la Protezione civile, in raccordo con l'Agenzia spaziale italiana (Asi), calcola l'ora del "rientro" in un arco temporale incluso fra le 16,55 (ora italiana) e le 21,20. Il Dipartimento inoltre non esclude la possibilità che uno o più frammenti del satellite possano cadere sul nostro territorio: la probabilità stimata è attualmente inferiore allo 1,7%. In particolare, l'Italia correrebbe questo rischio tra le 19,14 e le 19,44 coinvolgendo potenzialmente le regioni Liguria, Emilia Romagna, Veneto, Friuli Venezia Giulia, Toscana e marginalmente Lombardia e Marche. L'Asi tuttavia informa che "la probabilità a priori di provocare una vittima sull'intero pianeta è inferiore alla soglia di attenzione adottata a livello internazionale, pari a 1/10.000".&lt;/span&gt;&lt;/div&gt;&lt;div style="clear: left; float: left; margin-bottom: 1em; margin-right: 1em;"&gt;&lt;div style="text-align: right;"&gt;&lt;span style="color: yellow; font-family: 'Trebuchet MS', sans-serif;"&gt;Fonte LA REPPUBLICA.IT (SCIENZE)&lt;/span&gt;&lt;br /&gt;&lt;span style="color: yellow; font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;div style="text-align: left;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif; text-align: -webkit-auto;"&gt;&lt;b&gt;Ultime news da ANSA.IT&lt;/b&gt; &amp;nbsp;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: left;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif; text-align: -webkit-auto;"&gt;Secondo i calcoli aggiornati dell’agenzia spaziale russa, Roscosmos, il probabile orario dell’impatto sono le 19,53 (ora italiana) con un’approssimazione di piu’ meno 130 minuti. Per l’Aerospace Corporation, che questa mattina indicava una fascia oraria molto piu’ ampia (le 23,26 con un’approssimazione di piu’ o meno 9 ore) , indica l’ora probabile dell’impatto alle 20,21 con un’approssimazione di piu’ o meno tre ore. Per il Comando Strategico degli Stati Uniti l’impatto potrebbe avvenire fra le 17,11 e le 19,35 italiane.&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif; text-align: -webkit-auto;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;img height="280" src="http://www.ansa.it/webimages/foto_large/2012/1/15/1326640066064_phobos.jpg" width="400" /&gt;&lt;/div&gt;&lt;div style="text-align: right;"&gt;&lt;span style="color: yellow; font-family: 'Trebuchet MS', sans-serif; text-align: -webkit-auto;"&gt;&lt;b&gt;Fonte ANSA.IT&lt;/b&gt;&lt;/span&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-3626466509243537995?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/3626466509243537995/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2012/01/allarme-rientro-sonda-phobos-grunt-la.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/3626466509243537995'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/3626466509243537995'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2012/01/allarme-rientro-sonda-phobos-grunt-la.html' title='Allarme Rientro Sonda Phobos-Grunt, la sonda precipita oggi rischio caduta rottami anche sull&apos;Italia'/><author><name>Sky Sentinel</name><uri>http://www.blogger.com/profile/00443725163864035426</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-4024513245050708711</id><published>2012-01-10T23:19:00.000+01:00</published><updated>2012-02-16T23:03:35.966+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='BOLIDI'/><category scheme='http://www.blogger.com/atom/ns#' term='ATTUALITA&apos;'/><title type='text'>Bellissimo Bolide ripreso in caduta tra le nuvole</title><content type='html'>&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;La notte del 9 gennaio è stata particolarmente fortunata. Infatti appena un ora prima della sequenza di Sprite (comunicata su un altro Post), la nostra postazione di sorveglianza dei fenomeni luminosi in atmosfera ha catturato questo spettacolare bolide che squarciava le nuvole mentre precipitava dal cielo prima di disintegrarsi in atmosfera.&lt;/span&gt;&lt;br /&gt;&lt;div style="text-align: center;"&gt;&lt;div style="text-align: -webkit-auto;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div style="text-align: center;"&gt;&lt;b&gt;&lt;u&gt;9 Gennaio 2012 &amp;nbsp;ore 02.03.10&lt;/u&gt;&lt;/b&gt;&lt;/div&gt;&lt;div style="text-align: center;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://3.bp.blogspot.com/-yyTRyxM1xMc/Twy0oLocoUI/AAAAAAAAA0c/BKP8W3IeowI/s1600/M20120109_020310_S.Nicola_C_NEP.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://3.bp.blogspot.com/-yyTRyxM1xMc/Twy0oLocoUI/AAAAAAAAA0c/BKP8W3IeowI/s400/M20120109_020310_S.Nicola_C_NEP.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;div style="text-align: center;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div style="text-align: center;"&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;/div&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://1.bp.blogspot.com/-bXoM37HjhOM/Tz18cFNlddI/AAAAAAAAA4M/nGx7T33zprA/s1600/Bolide+Gennaio+2012.01.09_02.03.12_psq.gif" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" src="http://1.bp.blogspot.com/-bXoM37HjhOM/Tz18cFNlddI/AAAAAAAAA4M/nGx7T33zprA/s1600/Bolide+Gennaio+2012.01.09_02.03.12_psq.gif" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;br /&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-4024513245050708711?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/4024513245050708711/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2012/01/bellissimo-bolide-ripreso-in-caduta-tra.html#comment-form' title='1 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/4024513245050708711'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/4024513245050708711'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2012/01/bellissimo-bolide-ripreso-in-caduta-tra.html' title='Bellissimo Bolide ripreso in caduta tra le nuvole'/><author><name>Sky Sentinel</name><uri>http://www.blogger.com/profile/00443725163864035426</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://3.bp.blogspot.com/-yyTRyxM1xMc/Twy0oLocoUI/AAAAAAAAA0c/BKP8W3IeowI/s72-c/M20120109_020310_S.Nicola_C_NEP.jpg' height='72' width='72'/><thr:total>1</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-3333685511925060975</id><published>2012-01-10T22:54:00.000+01:00</published><updated>2012-01-10T23:20:04.791+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='SPRITES'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>Ancora spettacolari Sprites nei nostri cieli</title><content type='html'>&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Tra le 3:00 e le 4:00 del 9 gennaio, la nostra postazione automatica ha catturato una &amp;nbsp;sequenza di Sprites di cui il primo evento è davvero spettacolare per numero di Sprites contemporanei e per chiarezza di immagine.&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;I dati rilevati saranno trasmessi alla rete IMTN per le triangolazioni con gli stessi eventi catturati da altre postazioni nell' Italia Centrale.&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Di seguito le immagini che possono essere ingrandite clikkando sopra con il mouse.&lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://2.bp.blogspot.com/-7NrgICqLP7Y/TwyyCXOa7xI/AAAAAAAAAzk/ZSC5eKdFg0w/s1600/M20120109_033643_S.Nicola_C_NEP.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://2.bp.blogspot.com/-7NrgICqLP7Y/TwyyCXOa7xI/AAAAAAAAAzk/ZSC5eKdFg0w/s400/M20120109_033643_S.Nicola_C_NEP.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://3.bp.blogspot.com/-nnaYFVYCTkY/TwyyDe50mQI/AAAAAAAAAzs/8heKxiMidJY/s1600/M20120109_033916_S.Nicola_C_NEP.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://3.bp.blogspot.com/-nnaYFVYCTkY/TwyyDe50mQI/AAAAAAAAAzs/8heKxiMidJY/s400/M20120109_033916_S.Nicola_C_NEP.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://1.bp.blogspot.com/-64vWuT-pCfk/TwyyEXfSAvI/AAAAAAAAAz0/fTH2yHmKj9g/s1600/M20120109_040132_S.Nicola_C_NEP.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://1.bp.blogspot.com/-64vWuT-pCfk/TwyyEXfSAvI/AAAAAAAAAz0/fTH2yHmKj9g/s400/M20120109_040132_S.Nicola_C_NEP.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://3.bp.blogspot.com/-7tsVyLgJF-Y/TwyyFcLgvlI/AAAAAAAAAz8/Vk6e6DkjOwg/s1600/M20120109_040326_S.Nicola_C_NEP.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://3.bp.blogspot.com/-7tsVyLgJF-Y/TwyyFcLgvlI/AAAAAAAAAz8/Vk6e6DkjOwg/s400/M20120109_040326_S.Nicola_C_NEP.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://4.bp.blogspot.com/-r4L6ffIIAiU/TwyyGHRQ8XI/AAAAAAAAA0E/Wt4SmaWUEOQ/s1600/M20120109_041342_S.Nicola_C_NEP.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://4.bp.blogspot.com/-r4L6ffIIAiU/TwyyGHRQ8XI/AAAAAAAAA0E/Wt4SmaWUEOQ/s400/M20120109_041342_S.Nicola_C_NEP.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://3.bp.blogspot.com/-46ZpmDDmeBg/TwyyGyZxGtI/AAAAAAAAA0M/AIlH6qSOrkA/s1600/M20120109_041545_S.Nicola_C_NEP.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://3.bp.blogspot.com/-46ZpmDDmeBg/TwyyGyZxGtI/AAAAAAAAA0M/AIlH6qSOrkA/s400/M20120109_041545_S.Nicola_C_NEP.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://2.bp.blogspot.com/-F3nr7UzeOEY/TwyyBTMTKbI/AAAAAAAAAzc/nVIKYM5Nfao/s1600/M20120109_043221_S.Nicola_C_NEP.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://2.bp.blogspot.com/-F3nr7UzeOEY/TwyyBTMTKbI/AAAAAAAAAzc/nVIKYM5Nfao/s400/M20120109_043221_S.Nicola_C_NEP.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-3333685511925060975?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/3333685511925060975/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2012/01/ancora-spettacolari-sprites-nei-nostri.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/3333685511925060975'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/3333685511925060975'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2012/01/ancora-spettacolari-sprites-nei-nostri.html' title='Ancora spettacolari Sprites nei nostri cieli'/><author><name>Sky Sentinel</name><uri>http://www.blogger.com/profile/00443725163864035426</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://2.bp.blogspot.com/-7NrgICqLP7Y/TwyyCXOa7xI/AAAAAAAAAzk/ZSC5eKdFg0w/s72-c/M20120109_033643_S.Nicola_C_NEP.jpg' height='72' width='72'/><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-9034362294232419647</id><published>2012-01-06T23:01:00.000+01:00</published><updated>2012-01-06T23:09:49.998+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='SPRITES'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>Gli Sprites dell' Epifania !</title><content type='html'>Ancora una volta la postazione Sky Sentinel ci ha regalato bellissime immagini di Sprites all' alba del giorno della Epifania.&lt;br /&gt;&lt;br /&gt;A partire dalle 6:00, &amp;nbsp;ripresa una splendida sequenza di eventi TLE in atmosfera in direzione Nord-Est.&lt;br /&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;/div&gt;&lt;div style="text-align: center;"&gt;&lt;b&gt;6/01/2012 &amp;nbsp; Ore 6:00:40&lt;/b&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://4.bp.blogspot.com/-SwtoxK78StY/TwdvKAYd80I/AAAAAAAAAyo/s-ejWFfkmUg/s1600/M20120106_060040_S.Nicola_C_NEP.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://4.bp.blogspot.com/-SwtoxK78StY/TwdvKAYd80I/AAAAAAAAAyo/s-ejWFfkmUg/s400/M20120106_060040_S.Nicola_C_NEP.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;div style="text-align: center;"&gt;&lt;b&gt;6/01/2012 &amp;nbsp; Ore 6:21:50&lt;/b&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://3.bp.blogspot.com/-pdQf0XQQtiw/TwdvLOz_eBI/AAAAAAAAAy4/y0pUbVElzm4/s1600/M20120106_062150_S.Nicola_C_NEP.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://3.bp.blogspot.com/-pdQf0XQQtiw/TwdvLOz_eBI/AAAAAAAAAy4/y0pUbVElzm4/s400/M20120106_062150_S.Nicola_C_NEP.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;/div&gt;&lt;div style="text-align: center;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div style="text-align: center;"&gt;&lt;b&gt;6/01/2012 &amp;nbsp; Ore 6:28:15&lt;/b&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://1.bp.blogspot.com/-sc4lLQB_vB4/TwdvMT4yqUI/AAAAAAAAAzI/MABmchFTeps/s1600/M20120106_062815_S.Nicola_C_NEP.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://1.bp.blogspot.com/-sc4lLQB_vB4/TwdvMT4yqUI/AAAAAAAAAzI/MABmchFTeps/s400/M20120106_062815_S.Nicola_C_NEP.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-9034362294232419647?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/9034362294232419647/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2012/01/gli-sprites-dell-epifania.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/9034362294232419647'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/9034362294232419647'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2012/01/gli-sprites-dell-epifania.html' title='Gli Sprites dell&apos; Epifania !'/><author><name>Sky Sentinel</name><uri>http://www.blogger.com/profile/00443725163864035426</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://4.bp.blogspot.com/-SwtoxK78StY/TwdvKAYd80I/AAAAAAAAAyo/s-ejWFfkmUg/s72-c/M20120106_060040_S.Nicola_C_NEP.jpg' height='72' width='72'/><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-2143926935702719598</id><published>2011-12-31T02:35:00.000+01:00</published><updated>2011-12-31T01:11:16.233+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='SCIAMI METEORICI DEL MESE'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>Le meteore di Gennaio - Le Quadrantidi</title><content type='html'>&lt;br /&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Le &lt;strong&gt;Quadrantidi &lt;/strong&gt;sono lo sciame meteorico piu' importante visibile nel mese di Gennaio. &lt;/span&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Le meteore s'irradiano da un'area vicina alla &lt;strong&gt;costellazione di Boote&lt;/strong&gt;; il loro nome deriva da quello del &lt;strong&gt;Quadrante Murale&lt;/strong&gt;, l'obsoleta costellazione che&amp;nbsp; oggi fa parte di Boote.&lt;/span&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Nel 1695 nella zona di cielo da cui sembrano provenire le Quadrantidi un astronomo francese, Joseph-Jérôme de Lalande, aveva inventato una costellazione il “&lt;em&gt;quadrante&lt;/em&gt;”, costellazione oggi scomparsa ma il cui ricordo viene mantenuto vivo da queste meteore.&lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Il corpo progenitore delle Quadrantidi è stato recentemente identificato in modo provvisorio come &lt;strong&gt;l'asteroide 196256 (2003 EH1)&lt;/strong&gt;, che a sua volta potrebbe essere la cometa &lt;strong&gt;C/1490 Y1&lt;/strong&gt;, osservata dagli astronomi cinesi, giapponesi e coreani 500 anni fa.&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS';"&gt;Questo sciame è attivo da fine Dicembre al 10 Gennaio. La notte migliore per osservarle sarà quella a cavallo tra il 3 ed il 4 Gennaio, la massima attività è prevista nelle ore precedenti l’alba del 4 Gennaio.Il radiante sorge dopo la mezzanotte locale.&lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Le Quadrantidi sono meteore non eccezionalmente luminose, è quindi necessario cercare un cielo il più possibile buio e rivolgere lo sguardo verso Nord-Est.&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;﻿﻿ &lt;/span&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;a href="http://3.bp.blogspot.com/-8UMJFpZIHCw/TvppjRCGxTI/AAAAAAAAAR0/TCfKUWadwqk/s1600/Quadrantidi+-+Gennaio+2012.JPG" imageanchor="1" style="margin-left: auto; margin-right: auto;"&gt;&lt;img border="0" height="250" rea="true" src="http://3.bp.blogspot.com/-8UMJFpZIHCw/TvppjRCGxTI/AAAAAAAAAR0/TCfKUWadwqk/s400/Quadrantidi+-+Gennaio+2012.JPG" width="400" /&gt;&lt;/a&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td class="tr-caption" style="text-align: center;"&gt;Radiante delle Quadrantidi&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;﻿﻿&lt;br /&gt;Tutte le stelle cadenti sono formate da minuscole particelle che impattano contro la nostra atmosfera ad altissima velocità (148.000 km/h nel caso delle Quadrantidi). Quando questi frammenti sono più grandi nel cielo osserviamo un “bolide”: una meteora particolarmente luminosa (può raggiungere o superare la luminosità della Luna Piena). Vedere un bolide è un’esperienza che lascia senza parole, e le Geminidi sono generalmente “generose”.&lt;br /&gt;&lt;br /&gt;Quest'anno le Quadrantidi&amp;nbsp;potranno contare su un cielo non disturbato dalla luce Lunare. Grazie a questa favorevole circostanza e alla loro forte attività , il massimo previsto è di circa 120 meteore/ora.&lt;/span&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;/span&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-2143926935702719598?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/2143926935702719598/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2011/12/le-meteore-di-gennaio-le-quadrantidi.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/2143926935702719598'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/2143926935702719598'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2011/12/le-meteore-di-gennaio-le-quadrantidi.html' title='Le meteore di Gennaio - Le Quadrantidi'/><author><name>Sky Sentinel</name><uri>http://www.blogger.com/profile/00443725163864035426</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://3.bp.blogspot.com/-8UMJFpZIHCw/TvppjRCGxTI/AAAAAAAAAR0/TCfKUWadwqk/s72-c/Quadrantidi+-+Gennaio+2012.JPG' height='72' width='72'/><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-2517216751935603697</id><published>2011-12-31T00:58:00.000+01:00</published><updated>2012-02-02T23:24:59.470+01:00</updated><title type='text'>Meteore e Bolidi di Agosto 2011</title><content type='html'>&lt;div style="text-align: center;"&gt;&lt;span style="color: yellow; font-family: 'Trebuchet MS', sans-serif; font-size: large;"&gt;&lt;u&gt;FOTO METEORE E BOLIDI AGOSTO 2011&lt;/u&gt;&lt;/span&gt;&lt;br /&gt;&lt;span style="color: yellow; font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;u&gt;ripresi dalla Postazione SKY SENTINEL di SAN NICOLA LA STRADA (CE)&amp;nbsp;&lt;/u&gt;&lt;/span&gt;&lt;br /&gt;&lt;u style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;span style="color: yellow;"&gt;c/o Protezione Civile via P.Harris (Area St.Gobain)&lt;/span&gt;&lt;/u&gt;&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Tempo in LT (Local Time) - Camera orientata a Est - Totale 88 Telerilevamenti&lt;/b&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://1.bp.blogspot.com/-luBf2LOqSBs/TwD2nCt5AlI/AAAAAAAAAw4/KhA3OYUe4pQ/s1600/M20110823_052351__P.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="http://1.bp.blogspot.com/-luBf2LOqSBs/TwD2nCt5AlI/AAAAAAAAAw4/KhA3OYUe4pQ/s400/M20110823_052351__P.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; 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font-family: 'Trebuchet MS', sans-serif; font-size: x-large;"&gt;&lt;u&gt;&lt;br /&gt;&lt;/u&gt;&lt;/span&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;/div&gt;&lt;div style="text-align: center;"&gt;&lt;span style="color: yellow; font-family: 'Trebuchet MS', sans-serif; font-size: x-large;"&gt;&lt;u&gt;&lt;br /&gt;&lt;/u&gt;&lt;/span&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-2517216751935603697?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/2517216751935603697/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2011/12/meteore-e-bolidi-di-agosto-2011.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/2517216751935603697'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/2517216751935603697'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2011/12/meteore-e-bolidi-di-agosto-2011.html' title='Meteore e Bolidi di Agosto 2011'/><author><name>Sky Sentinel</name><uri>http://www.blogger.com/profile/00443725163864035426</uri><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://1.bp.blogspot.com/-luBf2LOqSBs/TwD2nCt5AlI/AAAAAAAAAw4/KhA3OYUe4pQ/s72-c/M20110823_052351__P.jpg' height='72' width='72'/><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-7760911533007837056</id><published>2011-12-26T20:41:00.001+01:00</published><updated>2011-12-28T23:57:52.575+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='ATTUALITA&apos;'/><title type='text'>Rientri atmosferici di vettori Soyuz, una serie di fallimenti preoccupanti</title><content type='html'>&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Nel pomeriggio della&amp;nbsp;vigilia di Natale,&amp;nbsp;e' stato avvistato tra le 16h15m e le 16h28m UT da migliaia di persone sui cieli dell'Europa centrale un oggetto molto brillante che si spostava lentamente simile a una meteora da ovest a est.&amp;nbsp;Si trattava del rientro del terzo stadio del vettore&amp;nbsp;&lt;/span&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt; &lt;strong&gt;Soyuz r/b&lt;/strong&gt; &lt;strong&gt;11-078B/38037&amp;nbsp;,&lt;/strong&gt; partito il 21 dicembre con destinazione la Stazione Spaziale Internazionale &lt;strong&gt;ISS&lt;/strong&gt;, quindi&lt;/span&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt; l'ennesimo detrito spaziale fuori controllo&lt;span style="font-family: 'Times New Roman', serif; font-size: 12pt;"&gt;. &lt;/span&gt;L' oggetto luminoso&amp;nbsp;era stato osservato circa un'ora prima passare sui cieli della Nuova Zelanda, mostrando un rapido lampeggio&amp;nbsp;e una magnitudine gia' negativa, segni della sua notevole instabilita'. Tutte le previsioni davano in quel momento il rientro verso Terra per certo nell'intervallo tra le 16h10m e le 17h10m UT. L'oggetto e' passato sul cielo della Francia settentrionale alle 16h20m-16h25m UT simile a un fuoco d'artificio e tutti l'hanno seguito nella sua corsa verso est-nord-est mentre lentamente si disintegrava.&lt;/span&gt;&lt;br /&gt;&lt;br /&gt;﻿﻿ &lt;br /&gt;&lt;table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;a href="http://2.bp.blogspot.com/-l7kMwiUepfI/TvjE566AtUI/AAAAAAAAAPk/cC-78fjcDRs/s1600/20111224_1615_reentry_Eug%25C3%25A8neDepsontin.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"&gt;&lt;img border="0" height="280" rea="true" src="http://2.bp.blogspot.com/-l7kMwiUepfI/TvjE566AtUI/AAAAAAAAAPk/cC-78fjcDRs/s400/20111224_1615_reentry_Eug%25C3%25A8neDepsontin.jpg" width="400" /&gt;&lt;/a&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td class="tr-caption" style="text-align: center;"&gt;&lt;span style="font-family: 'Times New Roman', serif; font-size: 12pt;"&gt;Foto&amp;nbsp;dall'astrofilo francese Eugène Depsontin durante il passaggio sulla Francia&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;﻿﻿ &lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Circa un minuto piu' tardi l'oggetto ha sorvolato la Germania centrale e da qui e' stato osservato per circa 25 secondi da migliaia di testimoni, che hanno riportato di aver visto una scia fumosa con centinaia di frammenti al seguito. La palla di fuoco&amp;nbsp;è stato filmata e fotografata da diversi testimoni in tutta Europa. Anche&amp;nbsp;migliaia di persone nel Nord Italia hanno segnalato&amp;nbsp;&amp;nbsp;l’avvistamento di un’enorme palla di fuoco nel cielo.&amp;nbsp;&lt;/span&gt;&lt;br /&gt;&lt;br /&gt;﻿ &lt;br /&gt;&lt;table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;a href="http://www.meteoweb.eu/wp-content/uploads/2011/12/20111224_1725.jpg" rel="lightbox[105756]" style="margin-left: auto; margin-right: auto;"&gt;&lt;img alt="" class="size-full wp-image-105757 alignleft" height="320" src="http://www.meteoweb.eu/wp-content/uploads/2011/12/20111224_1725.jpg" width="301" /&gt;&lt;/a&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td class="tr-caption" style="text-align: center;"&gt;&amp;nbsp;Foto scattata durante il passaggio sul nord Italia da Roberto Brasolin a Piazzo,un quartiere storico di Biella&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;﻿ &lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Appena un giorno prima (venerdì 23 dicembre), sempre in Russia, un incidente ha provocato la caduta di un altro rottame spaziale, qualche minuto dopo&amp;nbsp;un fallito lancio di un satellite dal centro spaziale di Plesetsk.&lt;span style="font-family: 'Times New Roman', serif; font-size: 12pt;"&gt;&lt;br style="mso-special-character: line-break;" /&gt;&lt;/span&gt;Il satellite &lt;strong&gt;Meridian&lt;/strong&gt; non è riuscito a raggiungere a causa di&amp;nbsp; un&amp;nbsp; guasto&amp;nbsp;&amp;nbsp;&amp;nbsp; nel&amp;nbsp;&amp;nbsp; razzo &lt;strong&gt;Souyz-2.1B&lt;/strong&gt;, sollevando nuove preoccupazioni sul programma spaziale russo, che ormai ha perso oltre una dozzina di satelliti nel corso dell’ultimo anno. Il frammento si è schiantato nella regione siberiana centrale di &lt;strong&gt;Novosibirsk&lt;/strong&gt;, ed è stato ritrovato a circa 100 chilometri a sud del capoluogo. Ciò che è rimasto è una sfera di 50 cm di diametro che si è schiantata sul tetto di un’abitazione nel villaggio &lt;strong&gt;Vagaitsevo&lt;/strong&gt;, nel quartiere &lt;strong&gt;Ordynsk&lt;/strong&gt;, a quanto riferisce all’interfax un funzionario dei servizi di sicurezza locale.&amp;nbsp;&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Non ci sono fortunatamente notizie di vittime, mentre i livelli di radiazioni sono entro i limiti stabiliti. Il proprietario della struttura colpita dal satellite, era in casa con sua moglie, e solo per una fortunata coincidenza non è accaduto il peggio. Egli afferma di aver udito una violenta esplosione appena l’oggetto spaziale ha bucato il suo tetto. “&lt;em&gt;Mi sono arrampicato sul tetto e non potevo capire cosa fosse successo. Poi ho visto un enorme buco e l’oggetto di metallo&lt;/em&gt;“, ha detto alla televisione di stato russa. Il capo del distretto di Ordynsk, &lt;strong&gt;Pavel Ivarovksy&lt;/strong&gt;, ha detto a Interfax che il danno è stato esaminato da specialisti e che il proprietario della struttura riceverà un indennizzo. Il fallimento del razzo &lt;strong&gt;Soyuz-2.1B&lt;/strong&gt; che doveva consegnare il suo carico, è una preoccupazione particolare, in quanto proviene da un membro della stessa famiglia che la Russia utilizza per inviare equipaggi multinazionali per la Stazione Spaziale Internazionale (ISS). Già nel mese di Agosto una sonda senza equipaggio, la &lt;strong&gt;Progress&lt;/strong&gt;, si era schiantata in Siberia dopo aver fallito la missione con la &lt;strong&gt;ISS&lt;/strong&gt;, costringendo la messa a terra temporanea dei razzi. La perdita del satellite &lt;strong&gt;Meridian&lt;/strong&gt; termina un anno di fallimenti per l’agenzia spaziale russa, la quale ha già perso 5 satelliti, tra cui uno per le comunicazioni, e la sonda &lt;strong&gt;Phobos-Grunt&lt;/strong&gt; che piomberà sulla Terra nel mese di Gennaio.&amp;nbsp;&lt;/span&gt;&lt;br /&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; &lt;br /&gt;&lt;div style="text-align: center;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Di seguito alcuni filmati tra i piu' spettacolari relativi al rientro del 24 dicembre :&lt;/span&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;object width="320" height="266" class="BLOG_video_class" id="BLOG_video-ec43518f27482cf9" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0"&gt;&lt;param name="movie" value="http://www.youtube.com/get_player"&gt;&lt;param name="bgcolor" value="#FFFFFF"&gt;&lt;param name="allowfullscreen" value="true"&gt;&lt;param name="flashvars" value="flvurl=http://v22.nonxt8.googlevideo.com/videoplayback?id%3Dec43518f27482cf9%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D758FCAD2FD33F25C75A82FBFA1CB92B5E66E7EC.6410778DA184DD9DC70A8E9359BF0D2EEF738903%26key%3Dck1&amp;amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3Dec43518f27482cf9%26offsetms%3D5000%26itag%3Dw160%26sigh%3DL29C_PIs6lwOFsrB7GgL8P8nI9k&amp;amp;autoplay=0&amp;amp;ps=blogger"&gt;&lt;embed src="http://www.youtube.com/get_player" type="application/x-shockwave-flash"width="320" height="266" bgcolor="#FFFFFF"flashvars="flvurl=http://v22.nonxt8.googlevideo.com/videoplayback?id%3Dec43518f27482cf9%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D758FCAD2FD33F25C75A82FBFA1CB92B5E66E7EC.6410778DA184DD9DC70A8E9359BF0D2EEF738903%26key%3Dck1&amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3Dec43518f27482cf9%26offsetms%3D5000%26itag%3Dw160%26sigh%3DL29C_PIs6lwOFsrB7GgL8P8nI9k&amp;autoplay=0&amp;ps=blogger"allowFullScreen="true" /&gt;&lt;/object&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;object width="320" height="266" class="BLOG_video_class" id="BLOG_video-738d7a5f97dacf18" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0"&gt;&lt;param name="movie" value="http://www.youtube.com/get_player"&gt;&lt;param name="bgcolor" value="#FFFFFF"&gt;&lt;param name="allowfullscreen" value="true"&gt;&lt;param name="flashvars" value="flvurl=http://v2.nonxt8.googlevideo.com/videoplayback?id%3D738d7a5f97dacf18%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D345FFAFCFA9607AA3932A463423E10F3CBEF4A8A.7D23A188FFF650D6896311FC310605409B4B9CBB%26key%3Dck1&amp;amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3D738d7a5f97dacf18%26offsetms%3D5000%26itag%3Dw160%26sigh%3Db4zIZOXhOBsrUMfll0Dgz345UP0&amp;amp;autoplay=0&amp;amp;ps=blogger"&gt;&lt;embed src="http://www.youtube.com/get_player" type="application/x-shockwave-flash"width="320" height="266" bgcolor="#FFFFFF"flashvars="flvurl=http://v2.nonxt8.googlevideo.com/videoplayback?id%3D738d7a5f97dacf18%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D345FFAFCFA9607AA3932A463423E10F3CBEF4A8A.7D23A188FFF650D6896311FC310605409B4B9CBB%26key%3Dck1&amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3D738d7a5f97dacf18%26offsetms%3D5000%26itag%3Dw160%26sigh%3Db4zIZOXhOBsrUMfll0Dgz345UP0&amp;autoplay=0&amp;ps=blogger"allowFullScreen="true" /&gt;&lt;/object&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;div style="text-align: center;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Di seguito il Servizio al TG2 della RAI sulla caduta del satellite Meridian,&amp;nbsp;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: center;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;andato in onda il 26/12/2011 alle ore 13,00 :&amp;nbsp;&lt;/span&gt;&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;object width="320" height="266" class="BLOG_video_class" id="BLOG_video-c6192fcecc514b29" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0"&gt;&lt;param name="movie" value="http://www.youtube.com/get_player"&gt;&lt;param name="bgcolor" value="#FFFFFF"&gt;&lt;param name="allowfullscreen" value="true"&gt;&lt;param name="flashvars" value="flvurl=http://v3.nonxt7.googlevideo.com/videoplayback?id%3Dc6192fcecc514b29%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D34D85B096F0671A8F268CDB110C3FD7F3F80F369.2DA1D5C0BF9DAF487D7491D5F50552BB282607%26key%3Dck1&amp;amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3Dc6192fcecc514b29%26offsetms%3D5000%26itag%3Dw160%26sigh%3Di6nR8FP0PYQJN1xMOyDSQw53hVQ&amp;amp;autoplay=0&amp;amp;ps=blogger"&gt;&lt;embed src="http://www.youtube.com/get_player" type="application/x-shockwave-flash"width="320" height="266" bgcolor="#FFFFFF"flashvars="flvurl=http://v3.nonxt7.googlevideo.com/videoplayback?id%3Dc6192fcecc514b29%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D34D85B096F0671A8F268CDB110C3FD7F3F80F369.2DA1D5C0BF9DAF487D7491D5F50552BB282607%26key%3Dck1&amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3Dc6192fcecc514b29%26offsetms%3D5000%26itag%3Dw160%26sigh%3Di6nR8FP0PYQJN1xMOyDSQw53hVQ&amp;autoplay=0&amp;ps=blogger"allowFullScreen="true" /&gt;&lt;/object&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;div style="text-align: right;"&gt;&lt;span style="color: yellow;"&gt;Fonti : Lista Meteore UAI - MeteoWeb&lt;/span&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-7760911533007837056?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/7760911533007837056/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2011/12/rietro-atmosferico-del-satellite-russo.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/7760911533007837056'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/7760911533007837056'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2011/12/rietro-atmosferico-del-satellite-russo.html' title='Rientri atmosferici di vettori Soyuz, una serie di fallimenti preoccupanti'/><author><name>admin</name><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://2.bp.blogspot.com/-l7kMwiUepfI/TvjE566AtUI/AAAAAAAAAPk/cC-78fjcDRs/s72-c/20111224_1615_reentry_Eug%25C3%25A8neDepsontin.jpg' height='72' width='72'/><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-6788746426112444328</id><published>2011-12-26T17:09:00.058+01:00</published><updated>2011-12-26T19:21:07.465+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='ATTUALITA&apos;'/><title type='text'>La cometa di Natale - foto e filmati eccezionali</title><content type='html'>&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;La cometa C/2011 W3 Loveljoy è stata scoperta lo scorso 27 Novembre dall’astrofilo australiano Terry Lovejoy, dopo essere sopravvissuta all'incontro ravvicinato con il Sole a una distanza di 121 mila km, continua a stupire ed emozionare. La cometa a causa della sua orbita risulta ora ben visibile nei cieli del Sud del mondo.&lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Qui di seguito una serie di immagini riprese all’alba dei giorni scorsi, ed un filmato effettuato dal comandante della Stazione Spaziale ISS.&lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;img src="http://spaceweather.com/images2011/23dec11/lovejoyfromearth_strip.jpg" style="margin-left: auto; margin-right: auto;" /&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td class="tr-caption" style="text-align: center;"&gt;&lt;span style="border-bottom: windowtext 1pt; border-left: windowtext 1pt; border-right: windowtext 1pt; border-top: windowtext 1pt; font-family: &amp;quot;Trebuchet MS&amp;quot;, &amp;quot;sans-serif&amp;quot;; font-size: x-small; font-weight: normal; line-height: 115%; mso-ansi-language: IT; mso-bidi-font-weight: bold; mso-bidi-language: AR-SA; mso-border-alt: none windowtext 0cm; mso-fareast-font-family: Calibri; mso-fareast-language: IT; mso-fareast-theme-font: minor-latin; padding-bottom: 0cm; padding-left: 0cm; padding-right: 0cm; padding-top: 0cm;"&gt;Foto scattata con una macchina reflex digitale Canon 20D, con una esposizione di 1 minuto&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;﻿﻿﻿﻿&lt;br /&gt;﻿ ﻿﻿ &lt;br /&gt;&lt;table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;img height="265" src="http://blog.focus.it/una-finestra-sull-universo/files/2011/12/Lovejoy11Dec21_closeup.jpg" style="margin-left: auto; margin-right: auto;" width="400" /&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td class="tr-caption" style="text-align: center;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-size: x-small;"&gt;La cometa Lovejoy ripresa lo scorso 21 dicembre da Siding Spring (Australia). Rob McNaught&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;﻿﻿﻿ ﻿ &lt;br /&gt;&lt;table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;img height="268" src="http://blog.focus.it/una-finestra-sull-universo/files/2011/12/898672-comet-lovejoy.jpg" style="margin-left: auto; margin-right: auto;" width="400" /&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td class="tr-caption" style="text-align: center;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-size: x-small;"&gt;La cometa Lovejoy ripresa dall'Australia meridionale. Adelaide Now&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;﻿﻿ &lt;br /&gt;&lt;table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;span style="color: black;"&gt;&lt;img height="400" src="http://blog.focus.it/una-finestra-sull-universo/files/2011/12/Comet-Lovejoy-rising.jpg" style="margin-left: auto; margin-right: auto;" width="288" /&gt;&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td class="tr-caption" style="text-align: center;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-size: x-small;"&gt;La cometa Lovejoy poco dopo il suo sorgere, quasi insieme al Sole. Chiaramente visibili sono le due code, quella di ioni o gas, rettilinea, e quella di polveri, più appariscente e incurvata. Colin Legg&lt;/span&gt; &lt;br /&gt;&lt;div align="left"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div align="left"&gt;&lt;br /&gt;&lt;br /&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-size: small;"&gt;Nel seguente filmato, la cometa Lovejoy ripresa da Dan Burbank, comandante della Stazione Spaziale Internazionale, in orbita attorno alla Terra ad una quota di circa 400 km.&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;﻿ &lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;object width="320" height="266" class="BLOG_video_class" id="BLOG_video-7514498f1ce5d993" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0"&gt;&lt;param name="movie" value="http://www.youtube.com/get_player"&gt;&lt;param name="bgcolor" value="#FFFFFF"&gt;&lt;param name="allowfullscreen" value="true"&gt;&lt;param name="flashvars" value="flvurl=http://v3.nonxt7.googlevideo.com/videoplayback?id%3D7514498f1ce5d993%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D1ECA25CBAD2AC6704CDB72506ED510DD87ECF5A9.17DEFC38088A35FF771969A3C70844838FDC13D8%26key%3Dck1&amp;amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3D7514498f1ce5d993%26offsetms%3D5000%26itag%3Dw160%26sigh%3DOrSp0ZwR0mERbbpUH3_53ZJkJeA&amp;amp;autoplay=0&amp;amp;ps=blogger"&gt;&lt;embed src="http://www.youtube.com/get_player" type="application/x-shockwave-flash"width="320" height="266" bgcolor="#FFFFFF"flashvars="flvurl=http://v3.nonxt7.googlevideo.com/videoplayback?id%3D7514498f1ce5d993%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D1ECA25CBAD2AC6704CDB72506ED510DD87ECF5A9.17DEFC38088A35FF771969A3C70844838FDC13D8%26key%3Dck1&amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3D7514498f1ce5d993%26offsetms%3D5000%26itag%3Dw160%26sigh%3DOrSp0ZwR0mERbbpUH3_53ZJkJeA&amp;autoplay=0&amp;ps=blogger"allowFullScreen="true" /&gt;&lt;/object&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="MsoNormal" style="margin: 0cm 0cm 10pt;"&gt;&lt;strong&gt;&lt;span style="border-bottom: windowtext 1pt; border-left: windowtext 1pt; border-right: windowtext 1pt; border-top: windowtext 1pt; font-family: &amp;quot;Trebuchet MS&amp;quot;, &amp;quot;sans-serif&amp;quot;; font-size: 12pt; font-weight: normal; line-height: 115%; mso-bidi-font-weight: bold; mso-border-alt: none windowtext 0cm; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-language: IT; padding-bottom: 0cm; padding-left: 0cm; padding-right: 0cm; padding-top: 0cm;"&gt;La cometa è visibile da tutto il Sud del mondo e quindi anche da uno dei migliori luoghi della terra da dove fare osservazioni, ovvero il deserto di Atacama in Cile.&lt;/span&gt;&lt;/strong&gt;&lt;/div&gt;&lt;div align="left" class="separator" style="clear: both; text-align: center;"&gt;&lt;img height="250" src="http://www.sc.eso.org/~gbrammer/lovejoy/lovejoy_gbb.jpg" width="400" /&gt;﻿&lt;/div&gt;&lt;div align="left" class="separator" style="clear: both; text-align: center;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="MsoNormal" style="margin: 0cm 0cm 10pt;"&gt;&lt;strong&gt;&lt;span style="border-bottom: windowtext 1pt; border-left: windowtext 1pt; border-right: windowtext 1pt; border-top: windowtext 1pt; font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-weight: normal; line-height: 115%; mso-bidi-font-weight: bold; mso-border-alt: none windowtext 0cm; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-language: IT; padding-bottom: 0cm; padding-left: 0cm; padding-right: 0cm; padding-top: 0cm;"&gt;In questo luogo così isolato è stato costruito il&amp;nbsp;VLT (Very Large Telescope - [Telescopio Molto Grande]) , il telescopio più grande del mondo, composto da quattro grandi telescopi. Nela foto è presente la luna che sorge, la cometa lovejoy e il potente laser del telescopio che viene sparato verso il nucleo della nostra galassia. Il laser ha la funzione di "riscaldare" le molecole nell’atmosfera per calibrare lo specchio del telescopio. Il seguente video usando la tecnica del timelapse ci proietta idealmente li.&lt;/span&gt;&lt;/strong&gt;&lt;/div&gt;&lt;div class="MsoNormal" style="margin: 0cm 0cm 10pt;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="separator" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; clear: both; text-align: center;"&gt;&lt;object width="320" height="266" class="BLOG_video_class" id="BLOG_video-506d56b2f58dccc" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0"&gt;&lt;param name="movie" value="http://www.youtube.com/get_player"&gt;&lt;param name="bgcolor" value="#FFFFFF"&gt;&lt;param name="allowfullscreen" value="true"&gt;&lt;param name="flashvars" value="flvurl=http://v13.nonxt6.googlevideo.com/videoplayback?id%3D0506d56b2f58dccc%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D626CC8E384B0BBD5C3EF520E657A658072CFDF38.113B931577E3BBBF4874E1661912CBC1D541C9EC%26key%3Dck1&amp;amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3D506d56b2f58dccc%26offsetms%3D5000%26itag%3Dw160%26sigh%3DsnwESHuH30Okib9-wA0LgPLsDyI&amp;amp;autoplay=0&amp;amp;ps=blogger"&gt;&lt;embed src="http://www.youtube.com/get_player" type="application/x-shockwave-flash"width="320" height="266" bgcolor="#FFFFFF"flashvars="flvurl=http://v13.nonxt6.googlevideo.com/videoplayback?id%3D0506d56b2f58dccc%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D626CC8E384B0BBD5C3EF520E657A658072CFDF38.113B931577E3BBBF4874E1661912CBC1D541C9EC%26key%3Dck1&amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3D506d56b2f58dccc%26offsetms%3D5000%26itag%3Dw160%26sigh%3DsnwESHuH30Okib9-wA0LgPLsDyI&amp;autoplay=0&amp;ps=blogger"allowFullScreen="true" /&gt;&lt;/object&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-6788746426112444328?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/6788746426112444328/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2011/12/la-cometa-di-natale-foto-e-filmati.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/6788746426112444328'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/6788746426112444328'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2011/12/la-cometa-di-natale-foto-e-filmati.html' title='La cometa di Natale - foto e filmati eccezionali'/><author><name>admin</name><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-1879519929225974619</id><published>2011-12-26T15:26:00.001+01:00</published><updated>2011-12-26T19:19:06.659+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='ATTUALITA&apos;'/><title type='text'>La sfera di metallo caduta in Namibia : un rottame spaziale</title><content type='html'>&lt;span class="entry-cat" style="border-bottom: medium none; border-image: initial; border-left: medium none; border-right: medium none; border-top: medium none; color: #848485; display: block; font-family: inherit; margin: 5px 0px 0px; padding-bottom: 0px; padding-left: 0px; padding-right: 0px; padding-top: 0px; vertical-align: baseline;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class="entry-cat" style="border-bottom: medium none; border-image: initial; border-left: medium none; border-right: medium none; border-top: medium none; color: #848485; display: block; font-family: inherit; margin: 5px 0px 0px; padding-bottom: 0px; padding-left: 0px; padding-right: 0px; padding-top: 0px; vertical-align: baseline;"&gt;&lt;a href="http://notiziefresche.info/wp-content/uploads/2011/12/palla-metallo-caduta-cielo-namibia-serbatoio-pressurizzato-satellite-razzo.jpg" imageanchor="1" style="clear: left; cssfloat: left; float: left; margin-bottom: 1em; margin-right: 1em;"&gt;&lt;img alt="la palla caduta dal cielo in namibia, non è un mistero ma un serbatoio pressurizzato" border="0" class="alignleft size-full wp-image-145165" height="192" src="http://notiziefresche.info/wp-content/uploads/2011/12/palla-metallo-caduta-cielo-namibia-serbatoio-pressurizzato-satellite-razzo.jpg" width="300" /&gt;&lt;/a&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;&lt;/span&gt;&lt;/span&gt;&lt;span style="font-family: &amp;quot;Arial&amp;quot;, &amp;quot;sans-serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-language: IT;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Svelato il mistero della sfera di metallo precipitata nel deserto della Namibia. &lt;/span&gt;&lt;/span&gt; &lt;br /&gt;&lt;div style="margin-bottom: 12pt;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;E' ormai accertato che si tratta di parte del terzo stadio del razzo vettore del &lt;strong&gt;Progress M-13M Soyuz-U&lt;/strong&gt;, rientrato l'1 novembre alle 07:25 UT proprio sopra la Namibia.&lt;/span&gt;&lt;/div&gt;&lt;!--~-|**|PrettyHtmlStart|**|-~--&gt;Si tratta infatti di un serbatoio pressurizzato adibito all’alimentazione di propulsori per il controllo d’assetto di veicoli spaziali, come satelliti o veicoli destinati al rientro atmosferico. Gli elementi che lo rendono riconoscibile a chi è del settore, sono la classica saldatura delle due semisfere che lo&amp;nbsp;compongono – dove trova sede il setto deformabile di separazione tra i due volumi interni di propellente (in genere idrazina o elio) e gas pressurizzante (solitamente azoto) – e le due estremità dove vengono fissati i condotti per il carico e lo scarico di propellente e pressurizzante. Pesi e dimensioni riportati (per quanto imprecisi) sono compatibili con questi componenti: 6 chilogrammi sono un peso ragionevole per taniche&amp;nbsp;in lega di titanio dal volume compreso tra i&amp;nbsp;60&amp;nbsp;e i&amp;nbsp;100&amp;nbsp;litri (48÷59cm di diametro).&lt;br /&gt;&lt;div class="MsoNormal" style="line-height: normal; margin: 0cm 0cm 0pt;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="MsoNormal" style="line-height: normal; margin: 0cm 0cm 0pt;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;&lt;span style="font-family: &amp;quot;Arial&amp;quot;, &amp;quot;sans-serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-language: IT;"&gt;&lt;/span&gt;&lt;/span&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;&lt;span style="font-family: &amp;quot;Arial&amp;quot;, &amp;quot;sans-serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-language: IT;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Non è tra l’altro l’unico caso che riguarda simili ritrovamenti. Negli anni diversi serbatoi sono stati recuperati in zone disabitate o desertiche e ciò non è un caso. La spiegazione è semplice e non c’è di che allarmarsi: non si tratta di avvenimenti incontrollati né frutto di leggerezze.&lt;/span&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;&lt;div class="MsoNormal" style="line-height: normal; margin: 0cm 0cm 0pt;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="MsoNormal" style="line-height: normal; margin: 0cm 0cm 0pt;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;&lt;span style="font-family: &amp;quot;Arial&amp;quot;, &amp;quot;sans-serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-language: IT;"&gt;&lt;/span&gt;&lt;/span&gt;&lt;span style="font-family: &amp;quot;Arial&amp;quot;, &amp;quot;sans-serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-language: IT;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Quando un veicolo spaziale che orbita attorno alla Terra termina la sua vita operativa, se ne dispone il de-orbiting. Viene cioè speso il propellente residuo per “imboccare” una traiettoria di rientro atmosferico, fase nella quale la quasi totalità del veicolo viene disintegrata dall’attrito sviluppato dai gas atmosferici alle altissime velocità. È una fase necessaria, per evitare che veicoli privi di controllo rimangano in orbita mettendo a rischio gli altri satelliti presenti e futuri. Scegliere il momento esatto per effettuare la manovra di de-orbiting, anziché lasciarlo fare al caso (ciò che si trova a distanze inferiori ai 36000km dalla Terra prima o poi è destinato al rientro per effetto combinato di gravità e resistenza aerodinamica), significa anche scegliere una zona di possibile caduta dei detriti residui in zone disabitate, coperte dalle acque o desertiche. &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;&lt;div class="MsoNormal" style="line-height: normal; margin: 0cm 0cm 0pt;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="MsoNormal" style="line-height: normal; margin: 0cm 0cm 0pt;"&gt;&lt;span style="font-family: &amp;quot;Arial&amp;quot;, &amp;quot;sans-serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-language: IT;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Le strutture spaziali sono solitamente piuttosto esili, per esigenze di peso al “lancio” (la fase di ascesa che porta il veicolo al di fuori dell’atmosfera e dunque in orbita), ma vi sono alcuni componenti che necessitano di una robustezza particolarmente elevata per la funzione che ricoprono. Le taniche di propellente sono forse l’esempio più eclatante: dovendo resistere a pressioni nell’ordine delle decine di atmosfere, vengono realizzate in materiali robusti (leghe di titanio, di alluminio o acciai, talvolta fasciati in compositi di fibra di carbonio e/o kevlar) e con spessori consistenti.&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;&lt;div class="MsoNormal" style="line-height: normal; margin: 0cm 0cm 0pt;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="MsoNormal" style="line-height: normal; margin: 0cm 0cm 0pt;"&gt;&lt;span style="font-family: &amp;quot;Arial&amp;quot;, &amp;quot;sans-serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-language: IT;"&gt;&lt;/span&gt;&lt;span style="font-family: &amp;quot;Arial&amp;quot;, &amp;quot;sans-serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-language: IT;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;I componenti più robusti possono sopravvivere al rientro in atmosfera, tra questi in particolare i serbatoi, come nel caso specifico della tanica recuperata – non a caso – nel deserto della Namibia.&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;&lt;div class="separator" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; clear: both; text-align: center;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="separator" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; clear: both; text-align: center;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="separator" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; clear: both; text-align: center;"&gt;&lt;/div&gt;&lt;table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: 1em; margin-right: 1em; text-align: center;"&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;a href="http://www.queryonline.it/wp-content/uploads/2011/12/tank_brasil_NASA.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"&gt;&lt;img alt="" border="0" class="size-full wp-image-7079" height="128" src="http://www.queryonline.it/wp-content/uploads/2011/12/tank_brasil_NASA.jpg" style="border-bottom-style: none; border-image: initial; border-left-style: none; border-right-style: none; border-top-style: none; font-family: inherit; margin-top: 0px; padding-bottom: 0px; padding-left: 0px; padding-right: 0px; padding-top: 0px; vertical-align: baseline;" width="400" /&gt;&lt;/a&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td class="tr-caption" style="text-align: center;"&gt;&lt;div class="wp-caption-text" style="border-bottom-width: 0px; border-image: initial; border-left-width: 0px; border-right-width: 0px; border-top-width: 0px; font-family: inherit; line-height: 1.8em; margin: 0px; padding-bottom: 5px; padding-left: 4px; padding-right: 4px; padding-top: 0px; vertical-align: baseline;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-size: x-small;"&gt;Un serbatoio ritrovato in Brasile. A destra una serie di serbatoi del medesimo tipo (fonte: NASA)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-1879519929225974619?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/1879519929225974619/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2011/12/la-sfera-di-metallo-caduta-in-namibia.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/1879519929225974619'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/1879519929225974619'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2011/12/la-sfera-di-metallo-caduta-in-namibia.html' title='La sfera di metallo caduta in Namibia : un rottame spaziale'/><author><name>admin</name><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-1671991017865287932</id><published>2011-12-24T16:09:00.000+01:00</published><updated>2011-12-24T16:09:33.421+01:00</updated><title type='text'>Buon Natale e Felice 2012</title><content type='html'>&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://2.bp.blogspot.com/-L6UI1wNSoAE/TvXqsbaDmVI/AAAAAAAAAPA/-JC4Biv_3k0/s1600/Sky+Sentinel+Buon+Natale.JPG" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="398" rea="true" src="http://2.bp.blogspot.com/-L6UI1wNSoAE/TvXqsbaDmVI/AAAAAAAAAPA/-JC4Biv_3k0/s400/Sky+Sentinel+Buon+Natale.JPG" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-1671991017865287932?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/1671991017865287932/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2011/12/buon-natale-e-felice-2012.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/1671991017865287932'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/1671991017865287932'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2011/12/buon-natale-e-felice-2012.html' title='Buon Natale e Felice 2012'/><author><name>admin</name><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://2.bp.blogspot.com/-L6UI1wNSoAE/TvXqsbaDmVI/AAAAAAAAAPA/-JC4Biv_3k0/s72-c/Sky+Sentinel+Buon+Natale.JPG' height='72' width='72'/><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-8370202164172897087</id><published>2011-12-23T22:35:00.004+01:00</published><updated>2011-12-25T21:46:59.297+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='ATTUALITA&apos;'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>Mistero in Namibia. Una strana sfera di metallo piomba dal cielo.</title><content type='html'>&lt;div id="innerContent"&gt;&lt;div id="innerLeft"&gt;&lt;div class="post"&gt;&lt;div&gt;&lt;/div&gt;&lt;div id="contenutoMW"&gt;&lt;table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;a href="http://www.meteoweb.eu/wp-content/uploads/2011/12/Sfera-Namibia.jpg" rel="lightbox[105460]" style="margin-left: auto; margin-right: auto;"&gt;&lt;img alt="" class="size-medium wp-image-105461" height="268" src="http://www.meteoweb.eu/wp-content/uploads/2011/12/Sfera-Namibia-300x201.jpg" title="Sfera Namibia" width="400" /&gt;&lt;/a&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td class="tr-caption" style="text-align: center;"&gt;&lt;div class="wp-caption-text"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Credit: AFP - Getty Images&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;&lt;div style="text-align: justify;"&gt;&amp;nbsp;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Una strana palla di metallo è caduta recentemente dal cielo ed ha impattato nella prateria più remota del Nord della &lt;strong&gt;Namibia&lt;/strong&gt;. Ed è mistero. La sfera metallica di 35 cm di larghezza ha colpito la Terra a circa 750 chilometri a Nord di &lt;strong&gt;Windhoek&lt;/strong&gt;, la capitale del paese africano. Il violento impatto ha causato un cratere di 33 cm di profondità e 3,8 metri di diametro. Lo ha riferito &lt;strong&gt;Agence France-Presse&lt;/strong&gt; (AFP), nella giornata di ieri, 22 Dicembre. Il peso di questo oggetto spaziale è valutato in 6 chilogrammi. Ha una superficie ruvida e sembra consistere di due metà saldate insieme, e quindi si tratta di un oggetto “artificiale”. La sfera è stata scoperta e recuperata dalle autorità locali a metà del mese di Novembre, che hanno mantenuto il tutto in rigoroso segreto, annunciandone la scoperta solo dopo averla accuratamente analizzata. Le stesse autorità hanno determinato che non pone alcun pericolo per la popolazione. “&lt;em&gt;Non si tratta di un ordigno esplosivo, ma di un oggetto praticamente vuoto, ma abbiamo dovuto indagare su tutto questo prima di divulgare la notizia&lt;/em&gt;”, ha detto il vice ispettore generale della polizia locale. Tuttavia, né l’ispettore, né i suoi colleghi sono a conoscenza di cosa possa essere l’oggetto o da dove possa provenire. Per aiutare a comprendere il mistero sono state prontamente informate l’agenzia spaziale americana (&lt;strong&gt;NASA&lt;/strong&gt;), e l’agenzia spaziale europea (&lt;strong&gt;ESA&lt;/strong&gt;). La cosa ancora più assurda è che gli abitanti del posto asseriscono di aver udito diverse piccole esplosioni pochi giorni prima che piombasse questo oggetto dal cielo. Le autorità locali asseriscono che sfere simili sono state ritrovate in Australia e in America centrale negli ultimi due decenni, senza mai capire di cosa possa trattarsi. Dopo il satellite in disuso &lt;strong&gt;Atmosphere Research Satellite&lt;/strong&gt; (UARS) della NASA di 6,5 tonnellate finito nell’Oceano Pacifico, e il satellite Tedesco &lt;strong&gt;ROSAT&lt;/strong&gt; precipitato nell’Oceano Indiano, ancora una volta bisogna commentare la caduta di un detrito spaziale, fortunatamente senza conseguenze. Non dimentichiamoci che a breve, probabilmente a Gennaio, &lt;span style="color: black;"&gt;precipiterà un’altra navicella spaziale colma di carburante, la Phobos-Grunt&lt;/span&gt; russa da 14,5 tonnellate, dopo il fallimento della missione verso il satellite di Marte. Adesso saranno le agenzie spaziali interessate ad occuparsi del mistero: riusciranno a svelarlo?&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: justify;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div style="text-align: right;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&lt;span style="font-size: x-small;"&gt;&amp;nbsp;&amp;nbsp;&lt;strong&gt;&lt;span style="color: yellow;"&gt;Fonte : Meteoweb (&lt;/span&gt;&lt;/strong&gt;&lt;/span&gt;&lt;/span&gt;&lt;a href="http://www.meteoweb.eu/"&gt;&lt;strong&gt;&lt;span style="color: yellow; font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-size: x-small;"&gt;www.meteoweb.eu&lt;/span&gt;&lt;/strong&gt;&lt;/a&gt;&lt;strong&gt;&lt;span style="color: yellow; font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-size: x-small;"&gt;)&lt;/span&gt;&lt;/strong&gt;&lt;/div&gt;&lt;div style="text-align: justify;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-8370202164172897087?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/8370202164172897087/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2011/12/mistero-in-namibia-una-strana-sfera-di.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/8370202164172897087'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/8370202164172897087'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2011/12/mistero-in-namibia-una-strana-sfera-di.html' title='Mistero in Namibia. Una strana sfera di metallo piomba dal cielo.'/><author><name>admin</name><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-2016541389634345015</id><published>2011-12-22T00:25:00.001+01:00</published><updated>2011-12-23T22:20:53.495+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='SPRITES'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>Ancora Sprite catturati dallo Sky Sentinel la notte del 20.12.2011</title><content type='html'>&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, &amp;quot;sans-serif&amp;quot;; font-size: 7pt; mso-ansi-language: IT; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-bidi-language: AR-SA; mso-fareast-font-family: Calibri; mso-fareast-language: IT; mso-fareast-theme-font: minor-latin;"&gt;&lt;/span&gt;&lt;br /&gt;&lt;h1 class="cattitle"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;&lt;/span&gt;&lt;span style="font-size: small;"&gt;Continua la cattura di Sprite da parte dello Sky Sentinel.&lt;/span&gt;&lt;/h1&gt;&lt;h1 class="cattitle"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-size: small;"&gt;Sprite 20111220 - h. 03.56.45 (LT) - S.Nicola la Strada (Caserta) - Sud-Est.&lt;/span&gt;&lt;/h1&gt;&lt;div class="cattitle"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="cattitle"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://1.bp.blogspot.com/-tJzxg1At3T4/TvJqfr8hJuI/AAAAAAAAAOs/W-oe3X0-qTQ/s1600/M20111220_035645_S.Nicola_C_SEP.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" rea="true" src="http://1.bp.blogspot.com/-tJzxg1At3T4/TvJqfr8hJuI/AAAAAAAAAOs/W-oe3X0-qTQ/s400/M20111220_035645_S.Nicola_C_SEP.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://2.bp.blogspot.com/-P4lrp5nnZcA/TvJqh2hJ0qI/AAAAAAAAAO0/KwQM5qXS1Is/s1600/M20111220_035645_S.Nicola_C_SET.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="300" rea="true" src="http://2.bp.blogspot.com/-P4lrp5nnZcA/TvJqh2hJ0qI/AAAAAAAAAO0/KwQM5qXS1Is/s400/M20111220_035645_S.Nicola_C_SET.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;h1 class="cattitle"&gt;&amp;nbsp;&lt;/h1&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-2016541389634345015?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/2016541389634345015/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2011/12/ancora-sprite-catturati-dallo-sky.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/2016541389634345015'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/2016541389634345015'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2011/12/ancora-sprite-catturati-dallo-sky.html' title='Ancora Sprite catturati dallo Sky Sentinel la notte del 20.12.2011'/><author><name>admin</name><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://1.bp.blogspot.com/-tJzxg1At3T4/TvJqfr8hJuI/AAAAAAAAAOs/W-oe3X0-qTQ/s72-c/M20111220_035645_S.Nicola_C_SEP.jpg' height='72' width='72'/><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-8953708977439750679</id><published>2011-12-21T00:36:00.004+01:00</published><updated>2011-12-21T00:41:23.609+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='SPRITES'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>La postazione SkySentinel cattura nuovo gigantesco Sprite !</title><content type='html'>&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Catturato&amp;nbsp;un nuovo &amp;nbsp;gigantesco Sprite&amp;nbsp; dalla nostra Postazione S.Nicola la Strada (Caserta) all'alba del 19.12.2011, alle ore 06.37.21 (LT),&amp;nbsp;&amp;nbsp;in direzione&amp;nbsp; Sud-Est.&lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;div style="margin: 0cm 0cm 0pt;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Mentre stavamo analizzando i telerilevamenti della notte scorsa abbiamo avuto un sussulto di fronte all’ immagine che ci si è presentata sullo schermo :&amp;nbsp;un enorme Sprite, un cluster&amp;nbsp;di 2 Carrot, &amp;nbsp;&amp;nbsp;che in proporzione, rispetto a quello ripreso il 6 novembre scorso, è almeno 10 volte piu’ grande. Siamo rimasti esterefatti dalla bella e nitidissima immagine di questo TLE.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin: 0cm 0cm 0pt;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;La nostra postazione, presso la sede&amp;nbsp;della Protezione Civile di via P. Harris , continua a regalarci sorprendenti immagini&amp;nbsp;come questa.&lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;span style="background-color: white;"&gt;﻿&lt;/span&gt; &lt;br /&gt;﻿ &lt;table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;a href="http://2.bp.blogspot.com/-AfN57F4fzZI/TvER5VduuJI/AAAAAAAAAOg/SKUDctQO2cY/s1600/M20111219_063721_S.Nicola_C_SEP.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"&gt;&lt;span style="background-color: white;"&gt;&lt;img border="0" height="320" oda="true" src="http://2.bp.blogspot.com/-AfN57F4fzZI/TvER5VduuJI/AAAAAAAAAOg/SKUDctQO2cY/s400/M20111219_063721_S.Nicola_C_SEP.jpg" width="400" /&gt;&lt;/span&gt;&lt;/a&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td class="tr-caption" style="text-align: center;"&gt;&lt;span style="background-color: white; color: black;"&gt;&lt;em&gt;(clikkare sull' immagine per ingrandire i dettagli)&lt;/em&gt;&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;br /&gt;&amp;nbsp;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: right;"&gt;&lt;span style="color: yellow; font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;&lt;em&gt;La redazione di skysentinel.blogspot.com&lt;/em&gt;&lt;/span&gt;&amp;nbsp;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-8953708977439750679?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/8953708977439750679/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2011/12/la-postazione-skysentinel-cattura-nuovo.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/8953708977439750679'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/8953708977439750679'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2011/12/la-postazione-skysentinel-cattura-nuovo.html' title='La postazione SkySentinel cattura nuovo gigantesco Sprite !'/><author><name>admin</name><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://2.bp.blogspot.com/-AfN57F4fzZI/TvER5VduuJI/AAAAAAAAAOg/SKUDctQO2cY/s72-c/M20111219_063721_S.Nicola_C_SEP.jpg' height='72' width='72'/><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-514746680946290260</id><published>2011-12-17T22:16:00.003+01:00</published><updated>2011-12-25T21:48:35.107+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='ATTUALITA&apos;'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>La sonda russa Phobos-Grunt cadrà sulla Terra a gennaio 2012</title><content type='html'>&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-size: small;"&gt;Purtroppo Non ci sono piu' speranze di recuperare la sonda russa Phobos-Grunt, lanciata l'8 novembre scorso (&lt;a href="http://skysentinel.blogspot.com/2011/11/nuovo-allarme-rientro-atmosferico-la.html"&gt;http://skysentinel.blogspot.com/2011/11/nuovo-allarme-rientro-atmosferico-la.html&lt;/a&gt;) dall'agenzia spaziale russa Roscosmos per esplorare una delle lune di Marte, Phobos. I dati piu' recenti indicano che la sonda e' destinata a cadere sulla Terra fra il 6 e il 19 gennaio prossimi.&lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-size: small;"&gt;Secondo la stessa agenzia spaziale russa, l'impatto di Phobos-Grunt con l'atmosfera terrestre dovrebbe avvenire su un'area molto vasta, tuttavia ''luogo e data precisa&amp;nbsp; - informa la Roscosmos - potranno essere determinati solo qualche giorno prima dell'impatto''. &lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-size: small;"&gt;Durante l'ingresso nell'atmosfera la sonda dovrebbe disintegrarsi e secondo le prime stime il peso complessivo dei frammenti che potrebbero raggiungere il suolo dovrebbe essere inferiore ai 200 chilogrammi.&lt;br /&gt;&amp;nbsp;&amp;nbsp; &lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-size: small;"&gt;Si spengono cosi' le speranze i poter recuperare questa missione interplanetaria, la prima di questo tipo tentata dalla Russia dopo il fallimento di un'altra missione diretta a Marte, la Mars-96.&lt;/span&gt; &lt;br /&gt;&lt;strong&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&lt;span style="color: yellow;"&gt; Fonte : ANSA&lt;/span&gt;&lt;/strong&gt;&lt;br /&gt;&lt;br /&gt;&lt;div style="text-align: center;"&gt;&lt;strong&gt;&lt;span style="color: yellow;"&gt;Video TGR Leonardo&lt;/span&gt;&lt;/strong&gt;&lt;/div&gt;&lt;div style="text-align: center;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;object width="320" height="266" class="BLOG_video_class" id="BLOG_video-176e5858665fbfbd" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0"&gt;&lt;param name="movie" value="http://www.youtube.com/get_player"&gt;&lt;param name="bgcolor" value="#FFFFFF"&gt;&lt;param name="allowfullscreen" value="true"&gt;&lt;param name="flashvars" value="flvurl=http://v20.nonxt5.googlevideo.com/videoplayback?id%3D176e5858665fbfbd%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D7A7280B8BBEFBF83833F1EBE7AFED69E5D3825F9.2917181002C22EE8DF78E57951B060D1E61D5C96%26key%3Dck1&amp;amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3D176e5858665fbfbd%26offsetms%3D5000%26itag%3Dw160%26sigh%3DtilkoeCqkyQfEMotEpJVq9e9YVo&amp;amp;autoplay=0&amp;amp;ps=blogger"&gt;&lt;embed src="http://www.youtube.com/get_player" type="application/x-shockwave-flash"width="320" height="266" bgcolor="#FFFFFF"flashvars="flvurl=http://v20.nonxt5.googlevideo.com/videoplayback?id%3D176e5858665fbfbd%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D7A7280B8BBEFBF83833F1EBE7AFED69E5D3825F9.2917181002C22EE8DF78E57951B060D1E61D5C96%26key%3Dck1&amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3D176e5858665fbfbd%26offsetms%3D5000%26itag%3Dw160%26sigh%3DtilkoeCqkyQfEMotEpJVq9e9YVo&amp;autoplay=0&amp;ps=blogger"allowFullScreen="true" /&gt;&lt;/object&gt;&lt;/div&gt;&lt;div style="text-align: center;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-514746680946290260?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/514746680946290260/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2011/12/la-sonda-russa-phobos-grunt-cadra-sulla.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/514746680946290260'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/514746680946290260'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2011/12/la-sonda-russa-phobos-grunt-cadra-sulla.html' title='La sonda russa Phobos-Grunt cadrà sulla Terra a gennaio 2012'/><author><name>admin</name><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-6988981984749501905</id><published>2011-12-13T02:01:00.006+01:00</published><updated>2011-12-25T21:52:41.750+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='SCIAMI METEORICI DEL MESE'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>Meteore di dicembre - Picco delle Geminidi previsto dal 13 al 14 - Il Mistero della loro origine</title><content type='html'>&lt;div class="MsoNormal" style="margin: 0cm 0cm 10pt;"&gt;&lt;/div&gt;&lt;div class="MsoNormal" style="margin: 0cm 0cm 10pt;"&gt;&lt;span style="font-family: Calibri;"&gt;&lt;/span&gt;&lt;/div&gt;&lt;span style="font-family: Calibri;"&gt;Questo mese è tra i piu' favoriti per le osservazioni di stelle cadenti grazie al maggior numero di ore di oscurità anche se sarà parzialmente disturbato dalla presenza della Luna piena.&lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;span style="font-family: Calibri;"&gt;Ad inizio mese sono attivi alcuni interessanti sciami minori, per lo più nei dintorni delle costellazioni del Toro e di Orione. Le lentissime alfa Arietidi, legate alla cometa 1894 Denning, rivelatesi, soprattutto grazie alle osservazioni video, inaspettatamente attive. Le Chi Orionidi, una corrente eclitticale molto diffusa che pare continuare l’attività delle Tauridi di novembre. Come queste ultime sono formate in gran parte da particelle cometarie, ma anche da piccoli residui asteroidali, per cui può capitare che mostrino anche dei bolidi spettacolari. Le Monocerontidi, originate dalla cometa 1917 I Mellish, uno sciame di deboli meteore che sembrano provenire da un’area-radiante molto diffusa, probabilmente sdoppiata. &lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;/div&gt;&lt;div class="MsoNormal" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; margin: 0cm 0cm 10pt;"&gt;&lt;span style="font-family: Calibri;"&gt;Nelle notti che precedono Natale saranno visibili anche le Ursidi, formate dai detriti della cometa Tuttle. Il picco di attività si avrà nella notte del 22 Dicembre, in un cielo questa volta non disturbato dalla Luna! Sono previste circa 20 meteore per ora e sembreranno provenire dalla costellazione dell’Orsa Minore, quindi osservabili guardando a Nord.&lt;/span&gt;&lt;/div&gt;&lt;div class="MsoNormal" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; margin: 0cm 0cm 10pt;"&gt;&lt;span style="font-family: Calibri;"&gt;Per dettagli di altri sciami minori del periodo si rimanda al sito della sezione Meteore dello UAI : &lt;/span&gt;&lt;span style="color: yellow; font-family: Calibri;"&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;, &amp;quot;serif&amp;quot;; font-size: 12pt; mso-ansi-language: IT; mso-bidi-language: AR-SA; mso-fareast-font-family: Calibri; mso-fareast-language: IT; mso-fareast-theme-font: minor-latin;"&gt;&lt;a href="http://meteore.uai.it/dic2011.htm"&gt;http://meteore.uai.it/dic2011.htm&lt;/a&gt;&amp;nbsp;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;&lt;div class="MsoNormal" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; margin: 0cm 0cm 10pt;"&gt;&lt;span style="font-family: Calibri;"&gt;In assoluto lo sciame che la farà da padrone per intensità e frequenza è quello delle Geminidi il cui picco è atteso quest' anno nella notte tra il &lt;strong&gt;13 ed il 14 dicembre&lt;/strong&gt;, quando la Luna sarà presente da poco prima della mezzanotte in poi. &lt;/span&gt;﻿﻿﻿﻿﻿﻿ ﻿ &lt;/div&gt;&lt;table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;a href="http://4.bp.blogspot.com/-9FCr2dxH5VU/TuaZ6vCYzgI/AAAAAAAAAOI/L9beJg7aOv4/s1600/geminidi.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"&gt;&lt;img border="0" height="256" oda="true" src="http://4.bp.blogspot.com/-9FCr2dxH5VU/TuaZ6vCYzgI/AAAAAAAAAOI/L9beJg7aOv4/s400/geminidi.jpg" width="400" /&gt;&lt;/a&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td class="tr-caption" style="text-align: center;"&gt;&lt;span style="color: yellow; font-family: Calibri;"&gt;Un bolide prodotto dallo sciame meteorico delle Geminidi. (AstroPics.com/TWAN)&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;﻿﻿﻿&lt;span style="font-family: Calibri;"&gt;Le Geminidi generalmente producono frequenze orarie abbastanza sostenute, e nei tre giorni intorno al massimo è possibile osservarne in un’ora più di una ventina. &lt;/span&gt;&lt;br /&gt;&lt;div class="MsoNormal" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; margin: 0cm 0cm 10pt;"&gt;&lt;span style="font-family: Calibri;"&gt;Esse hanno un colore tendente al bianco e si muovono ad una velocità di cica 36 km/s. Durante il massimo in questi ultimi decenni sono sempre state in numero superiore al centinaio. Mostrano un gran numero di meteore luminose. Le vedremo anche crescere mediamente in luminosità con il passare dei giorni. &lt;/span&gt;&lt;/div&gt;&lt;table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;a href="http://4.bp.blogspot.com/-3qblc-h9Sag/TuaaELGY4HI/AAAAAAAAAOQ/slr9h4Czrvg/s1600/piffl_med.gif" imageanchor="1" style="clear: left; cssfloat: left; margin-bottom: 1em; margin-left: auto; margin-right: auto;"&gt;&lt;span style="font-family: Times New Roman;"&gt;&lt;img border="0" height="320" oda="true" src="http://4.bp.blogspot.com/-3qblc-h9Sag/TuaaELGY4HI/AAAAAAAAAOQ/slr9h4Czrvg/s320/piffl_med.gif" width="282" /&gt;&lt;/span&gt;&lt;/a&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td class="tr-caption" style="text-align: center;"&gt;&lt;span style="color: yellow;"&gt;Un bolide ripreso da una postazione automatica durante le Geminidi del 2009&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;&lt;div class="MsoNormal" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; margin: 0cm 0cm 10pt;"&gt;&lt;span style="font-family: Calibri;"&gt;La costellazioni dei Gemelli la vedremo sorgere ad EST nella sera del 13 ed alzarsi nel cielo nel corso della notte.&lt;/span&gt;﻿﻿﻿﻿&lt;/div&gt;﻿﻿﻿﻿&amp;nbsp; ﻿ &lt;br /&gt;&lt;table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;a href="http://3.bp.blogspot.com/-_AgHCHC0MrI/TuaaXxmsCuI/AAAAAAAAAOY/KoGT3oWTk0o/s1600/Geminidi+2011.JPG" imageanchor="1" style="margin-left: auto; margin-right: auto;"&gt;&lt;img border="0" height="250" oda="true" src="http://3.bp.blogspot.com/-_AgHCHC0MrI/TuaaXxmsCuI/AAAAAAAAAOY/KoGT3oWTk0o/s400/Geminidi+2011.JPG" width="400" /&gt;&lt;/a&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td class="tr-caption" style="text-align: center;"&gt;&lt;span style="color: yellow;"&gt;Radiante Geminidi nella costellazione dei Gemelli&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;﻿&lt;span style="background-color: black;"&gt;&lt;span style="color: lime;"&gt;﻿﻿﻿&lt;br /&gt;&lt;b style="mso-bidi-font-weight: normal;"&gt;&lt;u&gt;&lt;span style="font-family: Calibri;"&gt;Il Mistero di "3200 Phaeton".&lt;/span&gt;&lt;/u&gt;&lt;/b&gt;&lt;/span&gt;&lt;/span&gt; &lt;br /&gt;&lt;div class="MsoNormal" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; margin: 0cm 0cm 10pt;"&gt;&lt;span style="font-family: Calibri;"&gt;Molte delle piogge meteoriche provengono dalle comete, che lasciano notevoli quantità di meteoroidi che danno vita alle notti delle stelle cadenti. Le Geminidi sono diverse. Il corpo che le origina non è una cometa ma un oggetto roccioso chiamato &lt;b style="mso-bidi-font-weight: normal;"&gt;3200 Phaeton (1983 TB)&lt;/b&gt;, che lascia talmente pochi detriti che quasi non basta a spiegare le Geminidi. Si tratta di un corpo di 5 chilometri di diametro, con orbita molto ellittica che porta ad un afelio di 400 milioni di chilometri e ad un perielio di 20 milioni di chilometri. Quindi, afelio tra Marte e Giove e perielio più vicino al Sole rispetto a Mercurio, con una eccentricità di 0,89 del tutto simile a quella delle comete.&lt;/span&gt;&lt;/div&gt;﻿﻿﻿﻿&lt;span style="font-family: Calibri;"&gt;&lt;b style="mso-bidi-font-weight: normal;"&gt;3200 Phaeton&lt;/b&gt; è stato scoperto nel 1983 dal satellite IRAS della NASA ed è stato prontamente classificato come asteroide. Cosa altro potrebbe essere? Non ha una coda, la sua orbita interseca la Fascia Principale degli Asteroidi ed il suo colore somiglia a quello di tantissimi altri asteroidi. Infatti, 3200 Phaeton somiglia all'asteroide Pallas della fascia principale.&lt;/span&gt; &lt;br /&gt;&lt;div class="MsoNormal" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; margin: 0cm 0cm 10pt;"&gt;&lt;span style="font-family: Calibri;"&gt;I ricercatori hanno studiato con molta attenzione l'orbita delle Geminidi, concludendo che si tratta di particelle espulse dal corpo mentre &lt;b style="mso-bidi-font-weight: normal;"&gt;3200 Phaeton&lt;/b&gt; era molto vicino al Sole, e non quando si trovava nella fascia degli asteroidi in rottura con Pallas. L'orbita eccentrica di 3200 Phaeton lo porta all'interno dell'orbita di Mercurio ogni 1,4 anni. Il corpo roccioso riceve quindi una regolare radiazione solare che potrebbe far bollire i getti di polvere nel flusso delle Geminidi. &lt;/span&gt;&lt;/div&gt;﻿﻿﻿﻿&lt;span style="font-family: Calibri;"&gt;D'altro lato, invece, la composizione di &lt;b style="mso-bidi-font-weight: normal;"&gt;3200 Phaeton&lt;/b&gt; sembra rispecchiare quella di Pallade mentre le particelle prodotte durante l'avvicinamento al Sole non producono più dello 0,01% delle meteoriti che ci raggiungono!&lt;/span&gt;&lt;span style="font-family: Calibri;"&gt;&amp;nbsp;&lt;span style="font-family: Times New Roman;"&gt;﻿ &lt;/span&gt;﻿﻿﻿﻿﻿﻿﻿&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: Calibri;"&gt;Per testare l'ipotesi dell'avvicinamento al Sole, i ricercatori hanno utilizzato la coppia di satelliti STEREO della NASA, disegnata per studiare l'attività solare. I coronografi a bordo di STEREO possono rintracciare asteroidi e comete ed a giugno 2009 hanno scovato &lt;b style="mso-bidi-font-weight: normal;"&gt;3200 Phaeton&lt;/b&gt; a soli 15 diametri solari di distanza dalla superficie del Sole. &lt;/span&gt;&lt;br /&gt;&lt;div class="MsoNormal" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; margin: 0cm 0cm 10pt;"&gt;&lt;span style="font-family: Calibri;"&gt;Quel che è successo ha sorpreso gli scienziati che hanno analizzato i dati. &lt;b style="mso-bidi-font-weight: normal;"&gt;3200 Phaeton&lt;/b&gt; ha aumentato la propria brillantezza di un fattore 2 e la spiegazione più plausibile è che esso abbia espulso getti di detriti, forse in risposta ad una ripartizione delle rocce superficiali ed alla loro reazione al riscaldamento solare molto intenso. &lt;/span&gt;&lt;/div&gt;&lt;div class="MsoNormal" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; margin: 0cm 0cm 10pt;"&gt;&lt;span style="font-family: Calibri;"&gt;Si tratta di una ipotesi forte che prevede una cometa rocciosa, ma si apre un'altra questione, già accennata: l'ammontare di detriti espulsi durante l'incontro con il Sole del 2009 ha aggiunto soltanto lo 0,01% alla massa del flusso delle Geminidi, quasi insufficiente a mantenere il flusso nel tempo. Forse la cometa rocciosa era un tempo più attiva? &lt;/span&gt;&lt;span style="font-family: Calibri;"&gt;.. rimane un mistero da approfondire.&lt;/span&gt;&lt;/div&gt;&lt;div class="MsoNormal" style="margin: 0cm 0cm 10pt;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="MsoNormal" style="margin: 0cm 0cm 10pt;"&gt;&lt;span style="font-family: Calibri;"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; &lt;span style="color: white;"&gt;Fonti :&lt;span style="mso-spacerun: yes;"&gt;&amp;nbsp; &lt;/span&gt;- UAI-Commissione Divulgazione&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;&lt;div class="MsoNormal" style="margin: 0cm 0cm 10pt;"&gt;&lt;span style="color: white; font-family: Calibri;"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; &amp;nbsp;&amp;nbsp;- SkyLive&lt;/span&gt;&lt;/div&gt;&lt;div style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="separator" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; clear: both; text-align: center;"&gt;&lt;/div&gt;&lt;div class="separator" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; clear: both; text-align: center;"&gt;&lt;/div&gt;&lt;div class="separator" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; clear: both; text-align: center;"&gt;&lt;/div&gt;&lt;div class="separator" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; clear: both; text-align: center;"&gt;&lt;/div&gt;&lt;div class="separator" style="border-bottom: medium none; 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text-align: center;"&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: left;"&gt;&lt;/div&gt;&lt;div&gt;&lt;br /&gt;&lt;div style="text-align: left;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: left;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;In questa sezione vengono riportati tutti i telerilevamenti degli eventi in atmosfera ripresi dalla postazione&amp;nbsp;&lt;/span&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;SKY SENTINEL ospitata presso la sede della Protezione Civile di San Nicola La Strada (CE), Via Paul Harris (Area ex-St-Gobain).&amp;nbsp;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: left;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;b&gt;&lt;u&gt;Foto&lt;/u&gt;&lt;/b&gt;&lt;/span&gt;&lt;/div&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Su ogni singola foto sono sovraimpresse le informazioni relative a : data, ora del telerilevamento (in Local Time) e orientamento della camera.&lt;br /&gt;Le foto sono inserite nell' ordine di visualizzazione dalla piu' recente alla meno recente.&lt;br /&gt;E' possibile ingrandirle clikkando sulle singole foto. &lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Una ulteriore selezione delle piu' belle foto di meteore catturate dalla postazione è visibile nell' angolo in alto a destra dove è presente un gadget a scorrimento automatico che mostra, a intervalli di tempo, diverse diapositive, clikkando sulle singole immagini è possibile ingrandirle e bloccare lo scorrimento automatico.&lt;/span&gt;&lt;br /&gt;&lt;div style="text-align: left;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;b&gt;&lt;u&gt;Filmati&lt;/u&gt;&lt;/b&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: -webkit-auto;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Su ogni singolo fotogramma del filmato sono sovraimpresse le informazioni relative a : data, ora del telerilevamento (in Local time) e orientamento della camera.&lt;br /&gt;I filmati sono inseriti nell' ordine di visualizzazione dalla piu' recente alla meno recente.&lt;br /&gt;E' possibile guardare il filmato clikkando sull' immagine.&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: -webkit-auto;"&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;Nella sezione Filmati di Meteore e Bolidi sono inseriti solo alcuni dei filmati ritenuti migliori come qualità.&lt;/span&gt;&lt;/div&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;u&gt;&lt;br /&gt;&lt;/u&gt;&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: 'Trebuchet MS', sans-serif;"&gt;&lt;u&gt;Clikkando sui seguenti Link si accede alla visualizzazione dei contenuti indicati nel titolo del link&lt;/u&gt;&amp;nbsp;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: left;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;span style="color: yellow; 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border-left: medium none; border-right: medium none; border-top: medium none; clear: both; text-align: center;"&gt;&lt;/div&gt;&lt;div class="separator" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; clear: both; text-align: center;"&gt;&lt;/div&gt;&lt;div class="separator" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; clear: both; text-align: center;"&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-1499204686882649755?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/1499204686882649755/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2011/12/foto-di-meteore-e-bolidi.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/1499204686882649755'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/1499204686882649755'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2011/12/foto-di-meteore-e-bolidi.html' title='Telerilevamenti SKY SENTINEL'/><author><name>admin</name><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-8407023731442393599</id><published>2011-12-02T19:25:00.002+01:00</published><updated>2011-12-25T21:46:02.616+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='ATTUALITA&apos;'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>Expò Spazio a Napoli: Il grande evento del 2012</title><content type='html'>&lt;a href="http://2.bp.blogspot.com/-D15ucvuoihc/TtkYDGIgrVI/AAAAAAAAAOA/XOBI5GT8dnM/s1600/IAC2012.jpg" imageanchor="1" style="clear: right; float: right; margin-bottom: 1em; margin-left: 1em;"&gt;&lt;img border="0" src="http://2.bp.blogspot.com/-D15ucvuoihc/TtkYDGIgrVI/AAAAAAAAAOA/XOBI5GT8dnM/s1600/IAC2012.jpg" /&gt;&lt;/a&gt;Inizia il  conto alla rovescia in vista del Congresso Internazionale dell'Aerospazio.  &lt;br /&gt;E' stato infatti siglato oggi a Parigi, presso la sede dell'International  Astronautical Federation (IAF), il contratto tra l'Agenzia Spaziale Italiana,  rappresentata dal suo Presidente Enrico Saggese e lo IAF, organizzazione di  riferimento per la comunità spaziale, rappresentata da Berndt Feuerbacher. Con  la firma di oggi si dà ufficialmente il via alle attività organizzative per  l'organizzazione dell'Expò dello Spazio 2012 in programma a Napoli dal primo al  5 ottobre del 2012.&lt;br /&gt;&lt;br /&gt;"L'Expo dello Spazio del&amp;nbsp; 2012 è la prova che a  Napoli si possono raggiungere risultati eccezionali grazie alle sinergie che si  sono realizzate tra pubblico e privato" - ha dichiarato Saggese -  "Indispensabili si sono infatti rilevate il supporto alla proposta di  candidatura del capoluogo campano, prima, ed ora il sostegno all'organizzazione&amp;nbsp;  da parte di Regione Campania, Provincia di Napoli, Comune di Napoli e Camera di  Commercio".&lt;br /&gt;&lt;br /&gt;Un'occasione importante dunque per la città, dal momento che  si tratta del più grande evento del settore aerospaziale al mondo, che torna in  Italia dopo 14 anni: l'ultima nostra città a ospitare il meeting fu Torino nel  lontano 1997. La manifestazione prevede la partecipazione di circa 5mila  delegati delle varie agenzie spaziali internazionali, studenti, docenti  universitari, rappresentanti delle istituzioni e aziende del comparto High-Tech  che si riuniranno nel capoluogo campano nell'autunno del prossimo anno. La  presenza del Centro Aerospaziale (Cira) a pochi chilometri di distanza (Capua),  il porto, il secondo al mondo dopo Hong Kong per traffico di passeggeri,  l'Aeroporto Internazionale di Capodichino e un sistema di trasporti moderno ed  efficiente che coniuga la metropolitana dell'arte con l'Alta&lt;br /&gt;velocità: queste  le carte vincenti giocate dall'amministrazione comunale che hanno permesso al  capoluogo partenopeo di superare le concorrenti Vienna, Parigi, Lisbona e  Bruxelles.&lt;br /&gt;&lt;br /&gt;Le novità sul quale punta il Congresso napoletano, dedicato al  professor Luigi Napolitano, sarà il coinvolgimento&amp;nbsp; degli studenti con una  tariffa minima di partecipazione e&amp;nbsp; di tutta la cittadinanza con mostre  tematiche e installazioni di satelliti, sonde e razzi spaziali nelle principali  aree del centro storico e in quella industriale di Napoli Est. Con la  partecipazione di Roberto Vittori, noto astronauta italiano all'iniziativa  Futuro Remoto organizzata da Città della Scienza, importante centro d'iniziative  scientifiche di Napoli, si è avviata la fase di promozione di Expo 2012 in  città.&lt;br /&gt;&lt;br /&gt;Intanto, già stamattina, nel&amp;nbsp; rispetto dei tempi previsti, si è  chiuso il bando di pre-qualificazione per la scelta della società organizzatrice  a cui seguirà, entro metà gennaio 2012, il bando di gara per la relativa  assegnazione.&lt;br /&gt;&lt;br /&gt;http://www.asi.it/it/news/exp_dello_spazio_2012_ai_blocchi_di_partenza_0&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-8407023731442393599?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/8407023731442393599/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2011/12/expo-spazio-napoli-il-grande-evento-del.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/8407023731442393599'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/8407023731442393599'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2011/12/expo-spazio-napoli-il-grande-evento-del.html' title='Expò Spazio a Napoli: Il grande evento del 2012'/><author><name>admin</name><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://2.bp.blogspot.com/-D15ucvuoihc/TtkYDGIgrVI/AAAAAAAAAOA/XOBI5GT8dnM/s72-c/IAC2012.jpg' height='72' width='72'/><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-6740774186342676016</id><published>2011-11-29T16:34:00.001+01:00</published><updated>2011-12-25T21:48:35.108+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='ATTUALITA&apos;'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>Nuovo Allarme Rientro atmosferico !  La sonda spaziale russa Phobos-Grunt potrebbe precipitare sulla Terra</title><content type='html'>&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;&lt;/span&gt;&lt;br /&gt;&lt;div style="text-align: center;"&gt;&lt;span style="font-family: Verdana, sans-serif; font-size: x-small;"&gt;&lt;/span&gt;&lt;/div&gt;&lt;em&gt;&lt;span style="font-family: &amp;quot;Arial&amp;quot;, &amp;quot;sans-serif&amp;quot;;"&gt;Dopo i recenti rientri atmosferici dei satelliti &lt;/span&gt;&lt;/em&gt;&lt;strong&gt;&lt;i&gt;&lt;span style="font-family: &amp;quot;Arial&amp;quot;, &amp;quot;sans-serif&amp;quot;;"&gt;UARS&lt;/span&gt;&lt;/i&gt;&lt;/strong&gt;&lt;em&gt;&lt;span style="font-family: &amp;quot;Arial&amp;quot;, &amp;quot;sans-serif&amp;quot;;"&gt; e &lt;/span&gt;&lt;/em&gt;&lt;strong&gt;&lt;i&gt;&lt;span style="font-family: &amp;quot;Arial&amp;quot;, &amp;quot;sans-serif&amp;quot;;"&gt;ROSAT &lt;/span&gt;&lt;/i&gt;&lt;/strong&gt;&lt;em&gt;&lt;span style="font-family: &amp;quot;Arial&amp;quot;, &amp;quot;sans-serif&amp;quot;;"&gt;che hanno destato allarme e preoccupazione, ritorna lo spettro di un altra possibile caduta, quella della sonda spaziale russa &lt;/span&gt;&lt;/em&gt;&lt;strong&gt;&lt;i&gt;&lt;span style="font-family: &amp;quot;Arial&amp;quot;, &amp;quot;sans-serif&amp;quot;;"&gt;Phobos-Grunt&lt;/span&gt;&lt;/i&gt;&lt;/strong&gt;&lt;em&gt;&lt;span style="font-family: &amp;quot;Arial&amp;quot;, &amp;quot;sans-serif&amp;quot;;"&gt;.&lt;/span&gt;&lt;/em&gt;&lt;span style="font-family: &amp;quot;Arial&amp;quot;, &amp;quot;sans-serif&amp;quot;;"&gt;&lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;strong&gt;&lt;span style="font-family: &amp;quot;Arial&amp;quot;, &amp;quot;sans-serif&amp;quot;;"&gt;Phobos-Grunt è una missione interplanetaria&lt;/span&gt;&lt;/strong&gt;&lt;span style="font-family: &amp;quot;Arial&amp;quot;, &amp;quot;sans-serif&amp;quot;;"&gt; &lt;/span&gt;&lt;strong&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, &amp;quot;sans-serif&amp;quot;; font-weight: normal; mso-bidi-font-weight: bold;"&gt;che prevedeva l'atterraggio di un&amp;nbsp;lander&amp;nbsp;sulla superficie della&amp;nbsp;luna di Marte&amp;nbsp;Fobos, la raccolta di un campione del suolo di circa 200 g ed il suo trasporto sulla Terra. La missione doveva inoltre liberare in orbita marziana un satellite cinese con lo scopo&amp;nbsp;di condurre&amp;nbsp;osservazioni dettagliate di&amp;nbsp;Marte&amp;nbsp;e dell'ambiente circum-marziano dall'orbita.&lt;/span&gt;&lt;/strong&gt;&lt;span style="font-family: &amp;quot;Arial&amp;quot;, &amp;quot;sans-serif&amp;quot;;"&gt; &lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;div style="text-align: center;"&gt;&lt;span style="font-family: &amp;quot;Arial&amp;quot;, &amp;quot;sans-serif&amp;quot;;"&gt;&lt;img src="http://notizie.tiscali.it/media/11/111/Phobos_Grunt_123.jpg_415368877.jpg" /&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: center;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;span style="font-family: &amp;quot;Arial&amp;quot;, &amp;quot;sans-serif&amp;quot;;"&gt;&lt;/span&gt;&lt;strong&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, &amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: Arial;"&gt;Lancio &lt;/span&gt;&lt;/strong&gt;&lt;b&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, &amp;quot;sans-serif&amp;quot;;"&gt;-&lt;/span&gt;&lt;/b&gt;&lt;b&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, &amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: Arial;"&gt; &lt;/span&gt;&lt;/b&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, &amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: Arial; mso-bidi-font-weight: bold;"&gt;Phobos-Grunt è stata lanciata nello spazio dal cosmodromo di Baikonur nel Kazakistan&amp;nbsp;il &lt;/span&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, &amp;quot;sans-serif&amp;quot;; mso-bidi-font-weight: bold;"&gt;9 novembre 2011&lt;/span&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, &amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: Arial; mso-bidi-font-weight: bold;"&gt;&amp;nbsp;. Si è correttamente separata dal vettore Zenit, ma i suoi bruciatori non si sono accesi, ponendola quindi su un'orbita sbagliata. Data da giorni per persa, la stazione spaziale russa destinata allo studio di Marte ha “poi battuto un colpo”.&lt;b&gt;&lt;/b&gt;&lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;strong&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, &amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: Arial;"&gt;Contatto - &lt;/span&gt;&lt;/strong&gt;&lt;strong&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, &amp;quot;sans-serif&amp;quot;; font-weight: normal; mso-bidi-font-family: Arial; mso-bidi-font-weight: bold;"&gt;Il 23 novembre&lt;/span&gt;&lt;/strong&gt;&lt;strong&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, &amp;quot;sans-serif&amp;quot;; font-weight: normal; mso-bidi-font-weight: bold;"&gt; &amp;nbsp;scorso l’antenna europea dell’Esa a Perth in Australia, sembrava aver compiuto il miracolo raccogliendo dei segnali, dati telemetrici che avevano fatto ben sperare nella possibilità di recuperare la missione. Innanzitutto la comunicazione avrebbe permesso di capire che cosa fosse successo a bordo stabilendo se il guaio era nel software o nell’hardware. Nel secondo caso, ovviamente, non ci sarebbe speranza. Dopo , però, il silenzio era tornato. I dati ricevuti a Perth venivano inviati subito al centro di controllo di Mosca e agli ingegneri della Lavochkin costruttori della sonda. E qui gli esperti si trovavano davanti a un’amara sorpresa: il contenuto era danneggiato e finora illeggibile. Secondo i tecnici questo era la conseguenza dell’incompatibilità tra i sistemi dell’Esa e quello russo per cui nel travaso si era verificato il danno. &lt;/span&gt;&lt;/strong&gt;&lt;strong&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, &amp;quot;sans-serif&amp;quot;;"&gt;&lt;/span&gt;&lt;/strong&gt;&lt;br /&gt;&lt;br /&gt;&lt;strong&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, &amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: Arial;"&gt;Speranza di recupero&amp;nbsp;- &lt;/span&gt;&lt;/strong&gt;&lt;strong&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, &amp;quot;sans-serif&amp;quot;; font-weight: normal; mso-bidi-font-family: Arial; mso-bidi-font-weight: bold;"&gt;Intanto i tentativi per stabilire contatti con Phobos-Grunt in Russia e con l’antenna dell’Esa proseguono. C’è tempo ancora una settimana e poi se la sonda non accende i propulsori e vola verso Marte si chiude la finestra di partenza, cioè il periodo favorevole per incontrare il vicino pianeta secondo le leggi della meccanica&lt;/span&gt;&lt;/strong&gt;&lt;strong&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, &amp;quot;sans-serif&amp;quot;; font-weight: normal; mso-bidi-font-weight: bold;"&gt; celeste. Allora sarà necessario aspettare due anni perché si ripresentino le stesse condizioni. E se i contatti restano impossibili la sonda è destinata a cadere sulla Terra. Se fortunosamente i contatti si ristabilissero e il guaio fosse di natura software, allora si potrebbe alzare l’orbita della sonda e rimediare ai problemi con calma. E fra due anni inviarla finalmente sulla luna Phobos. Ma questa possibilità oggi sembra fantascienza e &lt;/span&gt;&lt;/strong&gt;&lt;strong&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, &amp;quot;sans-serif&amp;quot;; font-weight: normal; mso-bidi-font-family: Arial; mso-bidi-font-weight: bold;"&gt;nella disperazione per una grande missione morta sul nascere possono nascere anche le teorie dei complotti internazionali. &lt;/span&gt;&lt;/strong&gt;&lt;strong&gt;&lt;span style="font-weight: normal; mso-bidi-font-family: Arial;"&gt;&lt;/span&gt;&lt;/strong&gt;&lt;br /&gt;&lt;br /&gt;&lt;strong&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, &amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: Arial;"&gt;Possibile Caduta &lt;/span&gt;&lt;/strong&gt;&lt;strong&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, &amp;quot;sans-serif&amp;quot;;"&gt;-&lt;/span&gt;&lt;/strong&gt;&lt;strong&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, &amp;quot;sans-serif&amp;quot;; font-weight: normal; mso-bidi-font-weight: bold;"&gt; Le osservazioni hanno mostrato che la sonda era in una posizione controllata in orbita attorno alla Terra, in una fascia compresa fra 200 chilometri e 340 chilometri di altitudine. La possibilità che pezzi della sonda precipitino preoccupa, e non poco. La stazione pesa 13 tonnellate e mezza e ha un carico di sette tonnellate di combustibile.In caso di fallimento, secondo l’agenzia russa alcuni pezzi della sonda marziana potrebbero entrare nell’orbita terrestre tra gennaio e febbraio del 2012. "La situazione aggiornata a oggi - ha detto Alexei Zolutukhin, portavoce delle Forze spaziali del ministero della Difesa - indica che alcune parti della stazione interplanetaria Phobos-Grunt dovrebbero cadere in quel periodo. La data definitiva in cui i frammenti potrebbero precipitare dipende da fattori esterni".&lt;/span&gt;&lt;/strong&gt;&lt;br /&gt;&lt;span style="font-family: &amp;quot;Arial&amp;quot;, &amp;quot;sans-serif&amp;quot;;"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&lt;/span&gt;&lt;br /&gt;&lt;div align="center" style="text-align: center;"&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;, &amp;quot;sans-serif&amp;quot;; font-size: 10pt; mso-bidi-font-family: Arial;"&gt;Notizia al TGR Leonardo (Fonte Youtube)&lt;/span&gt;&lt;span style="font-family: &amp;quot;Arial&amp;quot;, &amp;quot;sans-serif&amp;quot;;"&gt;&lt;/span&gt;&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; clear: both; text-align: center;"&gt;&lt;object width="320" height="266" class="BLOG_video_class" id="BLOG_video-ab6187a615652ef9" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0"&gt;&lt;param name="movie" value="http://www.youtube.com/get_player"&gt;&lt;param name="bgcolor" value="#FFFFFF"&gt;&lt;param name="allowfullscreen" value="true"&gt;&lt;param name="flashvars" value="flvurl=http://v16.nonxt5.googlevideo.com/videoplayback?id%3Dab6187a615652ef9%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D2E4CBA66E12DE78CB11491BB29B26C3D264D752E.632ADBFF28D62E8DF0B9D184B9B6FEBAB65CBD78%26key%3Dck1&amp;amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3Dab6187a615652ef9%26offsetms%3D5000%26itag%3Dw160%26sigh%3Dt4whmuEWlQHlrKgq9Fygyf16XP4&amp;amp;autoplay=0&amp;amp;ps=blogger"&gt;&lt;embed src="http://www.youtube.com/get_player" type="application/x-shockwave-flash"width="320" height="266" bgcolor="#FFFFFF"flashvars="flvurl=http://v16.nonxt5.googlevideo.com/videoplayback?id%3Dab6187a615652ef9%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D2E4CBA66E12DE78CB11491BB29B26C3D264D752E.632ADBFF28D62E8DF0B9D184B9B6FEBAB65CBD78%26key%3Dck1&amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3Dab6187a615652ef9%26offsetms%3D5000%26itag%3Dw160%26sigh%3Dt4whmuEWlQHlrKgq9Fygyf16XP4&amp;autoplay=0&amp;ps=blogger"allowFullScreen="true" /&gt;&lt;/object&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-6740774186342676016?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/6740774186342676016/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2011/11/nuovo-allarme-rientro-atmosferico-la.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/6740774186342676016'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/6740774186342676016'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2011/11/nuovo-allarme-rientro-atmosferico-la.html' title='Nuovo Allarme Rientro atmosferico !  La sonda spaziale russa Phobos-Grunt potrebbe precipitare sulla Terra'/><author><name>admin</name><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-618614736563358040</id><published>2011-11-20T18:02:00.000+01:00</published><updated>2011-12-25T21:48:30.008+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='ATTUALITA&apos;'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>L’asteroide Lutetia fratello della Terra ?</title><content type='html'>&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt; &lt;/span&gt;&lt;span style="font-size: large;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-size: small;"&gt;L’asteroide&amp;nbsp; Lutetia fu scoperto il 15 novembre 1852 da Hermann Goldschmidt dal suo appartamento a Parigi, sopra il Café Procope; il nome Lutetia deriva infatti da quello latino della capitale francese e venne scelto da François Arago, direttore dell’osservatorio della città. Lutetia è il primo asteroide ad essere stato individuato da un astronomo dilettante.&lt;br /&gt;Adesso, i risultati delle analisi dei dati ottenuti dalla sonda dell’Agenzia Spaziale Europea (ESA) Rosetta dell’ESA – riportati in tre articoli pubblicati sulla rivista Science - forniscono un quadro dettagliato di questo asteroide che per la sua struttura appare essere più un planetesimo, ossia il precursore pianeta. Di fatto Lutetia sembra essere un “sopravvissuto” delle prime fasi evolutive del Sistema Solare, quando iniziarono ad aggregarsi i pianeti maggiori, sulle quali può quindi fornirci importanti informazioni.&lt;/span&gt;﻿ &lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;﻿&lt;/span&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-size: small;"&gt;Il passaggio ravvicinato di Rosetta a Lutetia avvenne il 10 luglio 2010 ad una distanza di soli 3.170 km, nel corso del suo viaggio verso la cometa Churyumov-Gerasimenko, che incontrerà fra circa 3 anni.&lt;/span&gt;&lt;/span&gt;&lt;br /&gt;﻿ &lt;table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;img alt="" class="size-full wp-image-1236" height="582" src="http://blog.focus.it/una-finestra-sull-universo/files/2011/10/lutetia.jpg" style="margin-left: auto; margin-right: auto;" width="550" /&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td class="tr-caption" style="text-align: center;"&gt;&lt;div class="wp-caption-text"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-size: small;"&gt;&lt;strong&gt;Immagine globale di&amp;nbsp; Lutetia, ripresa dalla sonda Rosetta al momento del suo massimo avvicinamento all’asteroide. ESA/Rosetta&lt;/strong&gt;&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;﻿ &lt;div style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none;"&gt;&lt;span style="font-size: large;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-size: small;"&gt;&lt;br /&gt;I dati ottenuti durante il fly-by hanno permesso di stabilirne con precisione le dimensioni (121×101 x75 km), ma anche di studiarne la struttura geologica.&lt;/span&gt;&lt;/span&gt;&lt;br /&gt;&lt;span style="font-size: large;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-size: small;"&gt;I dati raccolti dallo strumento OSIRIS (Optical, Spectroscopic, and Infrared Remote Imaging System) indicano che alcune regioni della sua superficie sono databili a circa 3,6 miliardi di anni, mentre altre zone sembrano invece avere solo 50-80 milioni di anni.&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;&lt;div class="content article detail" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none;"&gt;&lt;br /&gt;&lt;div style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; text-align: center;"&gt;&lt;u&gt;&lt;span style="font-family: &amp;quot;Helvetica Neue&amp;quot;, Arial, Helvetica, sans-serif;"&gt;Guarda la puntata di Pulsar Magazine (a cura di Agenzia Spaziale Italiana TV)&lt;/span&gt;&lt;/u&gt; &lt;/div&gt;&lt;div class="separator" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; clear: both; text-align: center;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="separator" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; clear: both; text-align: center;"&gt;&lt;object width="320" height="266" class="BLOG_video_class" id="BLOG_video-3dbd4c3b6851d329" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0"&gt;&lt;param name="movie" value="http://www.youtube.com/get_player"&gt;&lt;param name="bgcolor" value="#FFFFFF"&gt;&lt;param name="allowfullscreen" value="true"&gt;&lt;param name="flashvars" value="flvurl=http://v5.nonxt7.googlevideo.com/videoplayback?id%3D3dbd4c3b6851d329%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D3C9B7AEB6F61255F708110DAC29BC0126D11AAD1.73093F2E873EE93B5CB8DD825C60DE5D8DC30E07%26key%3Dck1&amp;amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3D3dbd4c3b6851d329%26offsetms%3D5000%26itag%3Dw160%26sigh%3DJ_10_3RLYjAzunjUyoz-7J6ez0w&amp;amp;autoplay=0&amp;amp;ps=blogger"&gt;&lt;embed src="http://www.youtube.com/get_player" type="application/x-shockwave-flash"width="320" height="266" bgcolor="#FFFFFF"flashvars="flvurl=http://v5.nonxt7.googlevideo.com/videoplayback?id%3D3dbd4c3b6851d329%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D3C9B7AEB6F61255F708110DAC29BC0126D11AAD1.73093F2E873EE93B5CB8DD825C60DE5D8DC30E07%26key%3Dck1&amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3D3dbd4c3b6851d329%26offsetms%3D5000%26itag%3Dw160%26sigh%3DJ_10_3RLYjAzunjUyoz-7J6ez0w&amp;autoplay=0&amp;ps=blogger"allowFullScreen="true" /&gt;&lt;/object&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;div class="multifoto" id="news-content"&gt;&lt;div class="news-photo home" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none;"&gt;&lt;div style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none;"&gt;&lt;strong&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;&lt;u&gt;E’ simile ai mattoni da cui sono nati Terra, Venere e Mercurio.&lt;/u&gt;&lt;/span&gt;&lt;/strong&gt;&lt;/div&gt;﻿﻿&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;L'asteroide Lutetia è un raro sopravvissuto dei materiali da cui si sono formati la Terra, Venere e Mercurio. Lo dimostra uno studio coordinato dal planetologo Pierre Vernazza del Laboratorio di Astrofisica di Marsiglia e dell'Osservatorio Europeo Meridionale (Eso) secondo cui lo studio di questo asteroide potrebbe aiutare a studiare nel dettaglio l'origine della Terra.&lt;br /&gt;Secondo i ricercatori Lutetia è un frammento del materiale da cui si sono formati i pianeti rocciosi come il nostro perché le proprietà dell'asteroide corrispondono strettamente a quelle di un raro tipo di meteoriti trovati sulla Terra, le condriti-enstatiti, autentici fossili formatisi agli inizi del Sistema Solare vicino al giovane Sole. Questi meteoriti, secondo gli esperti, sarebbero i 'mattoni' da cui si sono formati i pianeti rocciosi del sistema solare, in particolare la Terra, Venere e Mercurio.&lt;br /&gt;Scoprirlo è stato possibile combinando le informazioni catturate dalla sonda europea Rosetta con i dati forniti dal New Technology Telescope dell'Eso a La Silla in Cile, dal telescopio 'Infrared Telescope Facility della Nasa nelle Hawaii e dal telescopio spaziale americano Spitzer. Le proprietà di Lutetia, studiate con questi strumenti, sono state poi confrontate con le proprietà delle condriti- enstatiti e sono risultate sorprendentemente simili. Anche Lutetia come questi meteoriti, secondo i ricercatori, sarebbe nato vicino al Sole e solo in un secondo momento si sarebbe spostato nella sua posizione attuale, nella fascia principale degli asteroidi, compresa fra Marte e Giove.&lt;/span&gt;&lt;br /&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Studi precedenti sul suo colore e sulle sue proprietà di superficie hanno mostrato che Lutetia è un membro molto insolito e un po' misterioso della fascia principale degli asteroidi. ''Lutetia – ha aggiunto Vernazza - sembra essere uno dei pochissimi resti del materiale da cui si sono formati i pianeti che si trova nella fascia principale degli asteroidi. Per questo motivo, gli asteroidi come Lutetia costituiscono un obiettivo ideale per le future missioni di andata e ritorno per raccogliere campioni da studiare sulla Terra''.&lt;/span&gt;&lt;/div&gt;&lt;div class="news-photo home"&gt;&lt;div style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;/div&gt;&lt;div class="news-photo home"&gt;&lt;div style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;/div&gt;&lt;div class="news-photo home"&gt;&lt;div style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;div class="separator" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; clear: both; text-align: center;"&gt;﻿﻿&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-618614736563358040?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/618614736563358040/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2011/11/lasteroide-lutetia-fratello-della-terra.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/618614736563358040'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/618614736563358040'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2011/11/lasteroide-lutetia-fratello-della-terra.html' title='L’asteroide Lutetia fratello della Terra ?'/><author><name>admin</name><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-1172210519719078263</id><published>2011-11-09T21:45:00.006+01:00</published><updated>2011-12-21T00:36:06.921+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='SPRITES'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>SPRITEs ripresi per la prima volta dalla nostra postazione automatica!</title><content type='html'>&lt;div style="color: #9fc5e8; text-align: justify;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;&lt;span style="font-size: small;"&gt;Per la prima volta ripreso&amp;nbsp;&amp;nbsp;anche in Campania il fenomeno degli &lt;b&gt;Sprite&lt;/b&gt;&amp;nbsp;dalla nuova postazione di telerilevamento installata presso la sede della Protezione Civile di San Nicola La Strada in provincia di Caserta. Gli Sprite sono stati ripresi in concomitanza di un temporale la sera del 06.11.2011 alle ore 22:32':19''.&lt;/span&gt;&lt;o&gt;&lt;/o&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="color: #9fc5e8;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div style="color: #9fc5e8; text-align: center;"&gt;&lt;b&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Sprite 6.11.2011&lt;/span&gt;&lt;/b&gt;&lt;/div&gt;&lt;div style="text-align: center;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://4.bp.blogspot.com/-h-N_iaWEm68/TrqJDPPaehI/AAAAAAAAAMc/gkFk7nXt7Fs/s1600/Sprite+del+2011.11.06_ore+22.32.19_S.NicolaLS_SEP.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" ida="true" src="http://4.bp.blogspot.com/-h-N_iaWEm68/TrqJDPPaehI/AAAAAAAAAMc/gkFk7nXt7Fs/s400/Sprite+del+2011.11.06_ore+22.32.19_S.NicolaLS_SEP.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;div style="text-align: left;"&gt;&lt;span style="color: black; font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;&lt;/span&gt;&amp;nbsp;&amp;nbsp;&lt;/div&gt;&lt;div style="color: #a2c4c9; text-align: center;"&gt;&lt;b&gt;&amp;nbsp;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Ingrandimento&lt;/span&gt;&lt;/b&gt;&lt;/div&gt;&lt;div style="text-align: center;"&gt;&lt;b&gt;&lt;/b&gt;&amp;nbsp;&amp;nbsp;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://1.bp.blogspot.com/-2TE74F3EVnM/TrqNB6co4KI/AAAAAAAAAMk/jDtCJyNgK44/s1600/Ingrandimento+Sprite+2.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="255" ida="true" src="http://1.bp.blogspot.com/-2TE74F3EVnM/TrqNB6co4KI/AAAAAAAAAMk/jDtCJyNgK44/s400/Ingrandimento+Sprite+2.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;div style="text-align: left;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div style="color: #a2c4c9; text-align: justify;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-size: small;"&gt;Gli SPRITE&amp;nbsp;&lt;span class="style_5" style="line-height: 16px;"&gt;(letteralmente “&lt;b&gt;spiritelli&lt;/b&gt;”, ma&amp;nbsp;anche&amp;nbsp; acronimo delle parole &lt;/span&gt;&lt;span class="style_7" style="line-height: 16px;"&gt;&lt;b&gt;S&lt;/b&gt;tratospheric/Mesospheric &lt;b&gt;P&lt;/b&gt;erturbations &lt;b&gt;R&lt;/b&gt;esulting [from] &lt;b&gt;I&lt;/b&gt;ntense &lt;b&gt;T&lt;/b&gt;hunderstorm &lt;b&gt;E&lt;/b&gt;lectrification&lt;/span&gt;&lt;span class="style_5" style="line-height: 16px;"&gt;)&lt;/span&gt;&amp;nbsp;sono fenomeni luminosi ,&amp;nbsp;prodotti dell’elettricità generata nell’atmosfera dall’attività temporalesca.&amp;nbsp;&lt;span class="style_5" style="line-height: 16px;"&gt;&amp;nbsp;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="color: #a2c4c9; text-align: justify;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-size: small;"&gt;&lt;span class="style_5" style="line-height: 16px;"&gt;Essi&amp;nbsp;si manifestano a una quota intorno agli 80 chilometri sviluppandosi in due direzioni, prima in basso e poi verso l'alto. Ciò succede quando un fulmine strappa cariche elettriche da una vicina nube generando le condizioni ideali per la formazione luminosa: il tutto dura in media venti millesecondi».&amp;nbsp;Gli Sprite &amp;nbsp;appartengono ad una piu' larga famiglia denominata TLE (Transient Luminous Effect) che include altri fenomeni anch' essi poco conosciuti come i Blue Starters, gli ELVES (acronimo di &lt;b&gt;E&lt;/b&gt;missions of &lt;b&gt;L&lt;/b&gt;ight and &lt;b&gt;V&lt;/b&gt;ery Low Frequency Perturbations from &lt;b&gt;E&lt;/b&gt;lectromagnetic Pulse &lt;b&gt;S&lt;/b&gt;ources), gli Sprite Haloes, i TROLL (acronimo di &lt;b&gt;T&lt;/b&gt;ransient &lt;b&gt;R&lt;/b&gt;ed &lt;b&gt;O&lt;/b&gt;ptical &lt;b&gt;L&lt;/b&gt;uminous &lt;b&gt;L&lt;/b&gt;ineament) , gli Gnomes, i Pixies, i Blue Jets giganti, i TIGER (acronimo di &lt;b&gt;T&lt;/b&gt;ransient &lt;b&gt;I&lt;/b&gt;onospheric &lt;b&gt;G&lt;/b&gt;low &lt;b&gt;E&lt;/b&gt;mission in &lt;b&gt;R&lt;/b&gt;ed), gli Sprite Thunder ed i TLE “accoppiati” (fonte I.M.T.N.).&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="color: #a2c4c9; text-align: justify;"&gt;&lt;span style="font-size: small;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="color: #a2c4c9; text-align: justify;"&gt;&lt;span style="font-size: small;"&gt;&lt;span class="style_5" style="line-height: 16px;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Di questi fenomeni si parla da almeno un secolo ma soltanto dal 1989 esiste la prova. I&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span style="font-size: small;"&gt;&lt;span class="style_5" style="line-height: 16px;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;n quell'anno, infatti, gli astronauti di una missione Shuttle della Nasa li fotografarono più volte e da allora sono nati numerosi gruppi di studio e di osservazione.&amp;nbsp;&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;br /&gt;&lt;span class="Apple-style-span" style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; line-height: 16px;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;span class="Apple-style-span" style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; line-height: 16px;"&gt;In Italia&amp;nbsp; dal 2009 esiste una rete di sorveglianza Nazionale alla quale questa postazione ha aderito : L' &lt;/span&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-weight: bold; line-height: 16px;"&gt;I.M.T.N.&lt;/span&gt;&lt;span class="Apple-style-span" style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; line-height: 16px;"&gt; (&lt;/span&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-style: italic; line-height: 16px;"&gt;ITALIAN METEOR and TLE NETWORK&lt;/span&gt;&lt;span class="Apple-style-span" style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; line-height: 16px;"&gt;) si occupa del monitoraggio e&amp;nbsp;dello studio dei fenomeni dell'alta atmosfera, in genere localizzati tra i 20 e i 120 km di quota, rispetto alla superficie terrestre.&amp;nbsp;La rete, il cui sito è all' indirizzo &lt;/span&gt;&lt;a href="http://www.imtn.it/" style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; line-height: 16px;"&gt;http://www.imtn.it/&lt;/a&gt;&lt;span class="Apple-style-span" style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; line-height: 16px;"&gt;, &amp;nbsp;è formata da stazioni permanenti (e mobili), VIDEO e RADIO, attive 24/24h ogni giorno, per tutto l'anno, ed è gestita da studiosi del settore, ricercatori universitari, semplici appassionati, da Associazioni private&amp;nbsp;e scientifiche ed Enti di ricerca Nazionali e Internazionali. I fenomeni che maggiormente coinvolgono l'attività del network sono le meteore e relativi sciami, i bolidi e superbolidi, e i TLE (Transient Luminous Events).&lt;/span&gt;&lt;/div&gt;&lt;div style="color: #a2c4c9; text-align: justify;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div style="color: #a2c4c9; text-align: left;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div style="color: #a2c4c9; text-align: left;"&gt;&lt;span class="style_5" style="line-height: 16px;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Altri siti italiani che si interessano&amp;nbsp;&amp;nbsp;agli stessi argomenti sono&amp;nbsp; : &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="color: #a2c4c9; text-align: left;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div style="color: #a2c4c9; text-align: left;"&gt;&lt;span class="style_5" style="line-height: 16px;"&gt;&lt;b&gt;&lt;a href="http://www.ciph-soso.net/SOSO/HomePage.html"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;http://www.ciph-soso.net/SOSO/HomePage.html&lt;/span&gt;&lt;/a&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;&amp;nbsp;&lt;/span&gt;&lt;/b&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="color: #a2c4c9; text-align: left;"&gt;&lt;span class="style_5" style="line-height: 16px;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Comitato Italiano per il Progetto Hessdalen - Smart Optical Sensors Observatory&lt;/span&gt;&lt;/span&gt;&amp;nbsp;&lt;/div&gt;&lt;div style="color: #a2c4c9;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div style="color: #a2c4c9;"&gt;&lt;span class="style_5" style="line-height: 16px;"&gt;&lt;span style="font-weight: 700;"&gt;&lt;a href="http://meteore.uai.it/"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;http://meteore.uai.it/&lt;/span&gt;&lt;/a&gt;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="color: #a2c4c9;"&gt;&lt;span class="style_5" style="line-height: 16px;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Sezione meteore dell'Unione Astrofili Italiani (UAI). &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: left;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div style="text-align: left;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://2.bp.blogspot.com/-BKP1I7NnNII/TrqAlz2D_aI/AAAAAAAAAL0/2-OojCbPkLE/s1600/TLE.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="300" ida="true" src="http://2.bp.blogspot.com/-BKP1I7NnNII/TrqAlz2D_aI/AAAAAAAAAL0/2-OojCbPkLE/s400/TLE.jpg" width="400" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;div style="text-align: left;"&gt;&lt;/div&gt;&lt;div&gt;&lt;/div&gt;&lt;div&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-1172210519719078263?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/1172210519719078263/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2011/11/ripresi-per-la-prima-volta-sprite-dalla.html#comment-form' title='1 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/1172210519719078263'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/1172210519719078263'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2011/11/ripresi-per-la-prima-volta-sprite-dalla.html' title='SPRITEs ripresi per la prima volta dalla nostra postazione automatica!'/><author><name>admin</name><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://4.bp.blogspot.com/-h-N_iaWEm68/TrqJDPPaehI/AAAAAAAAAMc/gkFk7nXt7Fs/s72-c/Sprite+del+2011.11.06_ore+22.32.19_S.NicolaLS_SEP.jpg' height='72' width='72'/><thr:total>1</thr:total><georss:featurename>81020 San Nicola la Strada CE, Italia</georss:featurename><georss:point>41.0528148 14.33237029999998</georss:point><georss:box>40.9859908 14.25047679999998 41.1196388 14.41426379999998</georss:box></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-3415032880558970915</id><published>2011-11-09T12:57:00.004+01:00</published><updated>2011-12-25T21:48:30.009+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='ATTUALITA&apos;'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>Transito Asteroide YU55 - Foto e Video NASA</title><content type='html'>&lt;div style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; text-align: justify;"&gt;&lt;a href="http://4.bp.blogspot.com/-SNPYp2DEIqE/TrplcHLPU8I/AAAAAAAAALs/X9JISGKH6D4/s1600/YU55.jpg" imageanchor="1" style="clear: left; cssfloat: left; float: left; margin-bottom: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="148" ida="true" src="http://4.bp.blogspot.com/-SNPYp2DEIqE/TrplcHLPU8I/AAAAAAAAALs/X9JISGKH6D4/s200/YU55.jpg" width="200" /&gt;&lt;/a&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Come previsto l'asteroide &lt;b&gt;2005 Yu55&lt;/b&gt; dal diametro di circa 400 metri è passato nella notte vicino al nostro pianeta fino ad arrivare alla breve distanza di 324000 chilometri. L'asteroide è di forma sferica, scuro e con un periodo di rotazione di circa 20 ore, poco meno della Terra, dunque. Un evento del genere non si verificava dal 1976 e bisognerà attendere il 2028 perché si ripeta, in quella data infatti l'asteroide 2001 WN5 passerà a soli 230mila km di distanza.&lt;br /&gt;Totalmente innocuo per la Terra, il passaggio dell'asteroide ha rappresentato un'opportunità unica per gli &lt;b&gt;scienziati&lt;/b&gt; che per la prima volta hanno potuto studiare un oggetto celeste di questo tipo direttamente dal nostro pianeta. La &lt;b&gt;Nasa&lt;/b&gt;, infatti, ha potuto catturate dalle antenne dell’osservatorio Deep Space Network di Goldstone, in California alcune immagini dello 2005 Yu55, che rappresentano le foto con la piu’ alta risoluzione di uno dei cosiddetti Neo (Near Earth Object) mai ottenute fino ad ora :&amp;nbsp;"Le immagini rivelano sulla superficie di questo corpo celeste strutture interessanti e che ancora non comprendiamo. Finora abbiamo visto solo meno della metà della superficie dell’asteroide, ci aspettiamo sorprese ancora maggiori’’, ha detto Lance Benner, del Jet Propulsion Laboratory della NASA. E lo spettacolo continuerà ancora fino almeno a venerdì, quando YU55 si allontanerà verso lo spazio profondo e non sarà più visibile dai telescopi.&lt;/span&gt;&lt;/div&gt;&lt;div nodeindex="4" style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div nodeindex="4" style="text-align: center;"&gt;&lt;b&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Video NASA&lt;/span&gt;&lt;/b&gt;&lt;/div&gt;&lt;div nodeindex="4" style="text-align: center;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;object width="320" height="266" class="BLOG_video_class" id="BLOG_video-608425c81beac623" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0"&gt;&lt;param name="movie" value="http://www.youtube.com/get_player"&gt;&lt;param name="bgcolor" value="#FFFFFF"&gt;&lt;param name="allowfullscreen" value="true"&gt;&lt;param name="flashvars" value="flvurl=http://v3.nonxt2.googlevideo.com/videoplayback?id%3D608425c81beac623%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D7DE32D94EA3A4EA625B89A119A179EE811D8A60A.7E9A5911AEB7F606E1E88FCC8D0CFCAA319CD79C%26key%3Dck1&amp;amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3D608425c81beac623%26offsetms%3D5000%26itag%3Dw160%26sigh%3DcauYjC3-zEOoVLJ9-Wa0VM4-iFw&amp;amp;autoplay=0&amp;amp;ps=blogger"&gt;&lt;embed src="http://www.youtube.com/get_player" type="application/x-shockwave-flash"width="320" height="266" bgcolor="#FFFFFF"flashvars="flvurl=http://v3.nonxt2.googlevideo.com/videoplayback?id%3D608425c81beac623%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D7DE32D94EA3A4EA625B89A119A179EE811D8A60A.7E9A5911AEB7F606E1E88FCC8D0CFCAA319CD79C%26key%3Dck1&amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3D608425c81beac623%26offsetms%3D5000%26itag%3Dw160%26sigh%3DcauYjC3-zEOoVLJ9-Wa0VM4-iFw&amp;autoplay=0&amp;ps=blogger"allowFullScreen="true" /&gt;&lt;/object&gt;&lt;/div&gt;&lt;div nodeindex="5" sizcache="69"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div nodeindex="5" sizcache="69"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div nodeindex="5" sizcache="69"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;object width="320" height="266" class="BLOG_video_class" id="BLOG_video-429ae9f1d4716869" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0"&gt;&lt;param name="movie" value="http://www.youtube.com/get_player"&gt;&lt;param name="bgcolor" value="#FFFFFF"&gt;&lt;param name="allowfullscreen" value="true"&gt;&lt;param name="flashvars" value="flvurl=http://v12.nonxt6.googlevideo.com/videoplayback?id%3D429ae9f1d4716869%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D4FC001FF8C86B0F7775F238BBBBFD875F626B26F.567E7B820AD3F8063455E1E99A2CD15D463C735A%26key%3Dck1&amp;amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3D429ae9f1d4716869%26offsetms%3D5000%26itag%3Dw160%26sigh%3DOZnhkCFrTvxnCm7N_KQvgWRqR4M&amp;amp;autoplay=0&amp;amp;ps=blogger"&gt;&lt;embed src="http://www.youtube.com/get_player" type="application/x-shockwave-flash"width="320" height="266" bgcolor="#FFFFFF"flashvars="flvurl=http://v12.nonxt6.googlevideo.com/videoplayback?id%3D429ae9f1d4716869%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D4FC001FF8C86B0F7775F238BBBBFD875F626B26F.567E7B820AD3F8063455E1E99A2CD15D463C735A%26key%3Dck1&amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3D429ae9f1d4716869%26offsetms%3D5000%26itag%3Dw160%26sigh%3DOZnhkCFrTvxnCm7N_KQvgWRqR4M&amp;autoplay=0&amp;ps=blogger"allowFullScreen="true" /&gt;&lt;/object&gt;&lt;/div&gt;&lt;div nodeindex="5" sizcache="69"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div nodeindex="5" sizcache="69" style="text-align: center;"&gt;&lt;b&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Servizio a TG5&lt;/span&gt;&lt;/b&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;object width="320" height="266" class="BLOG_video_class" id="BLOG_video-59d4e6a01931d853" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0"&gt;&lt;param name="movie" value="http://www.youtube.com/get_player"&gt;&lt;param name="bgcolor" value="#FFFFFF"&gt;&lt;param name="allowfullscreen" value="true"&gt;&lt;param name="flashvars" value="flvurl=http://v11.nonxt4.googlevideo.com/videoplayback?id%3D59d4e6a01931d853%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D222520B81BCC277FBE0E3D490BB1F090C061443A.AA951BE2B785D49288C5382E9D515E4777EE754%26key%3Dck1&amp;amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3D59d4e6a01931d853%26offsetms%3D5000%26itag%3Dw160%26sigh%3DF_p4sskvzbO9x5vjOR4-ecS8pko&amp;amp;autoplay=0&amp;amp;ps=blogger"&gt;&lt;embed src="http://www.youtube.com/get_player" type="application/x-shockwave-flash"width="320" height="266" bgcolor="#FFFFFF"flashvars="flvurl=http://v11.nonxt4.googlevideo.com/videoplayback?id%3D59d4e6a01931d853%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D222520B81BCC277FBE0E3D490BB1F090C061443A.AA951BE2B785D49288C5382E9D515E4777EE754%26key%3Dck1&amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3D59d4e6a01931d853%26offsetms%3D5000%26itag%3Dw160%26sigh%3DF_p4sskvzbO9x5vjOR4-ecS8pko&amp;autoplay=0&amp;ps=blogger"allowFullScreen="true" /&gt;&lt;/object&gt;&lt;/div&gt;&lt;div nodeindex="5" sizcache="69"&gt;&lt;br /&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-3415032880558970915?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/3415032880558970915/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2011/11/transito-asteroide-yu55-foto-e-video.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/3415032880558970915'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/3415032880558970915'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2011/11/transito-asteroide-yu55-foto-e-video.html' title='Transito Asteroide YU55 - Foto e Video NASA'/><author><name>admin</name><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://4.bp.blogspot.com/-SNPYp2DEIqE/TrplcHLPU8I/AAAAAAAAALs/X9JISGKH6D4/s72-c/YU55.jpg' height='72' width='72'/><thr:total>0</thr:total><georss:featurename>81020 San Nicola la Strada CE, Italia</georss:featurename><georss:point>41.0528148 14.33237029999998</georss:point><georss:box>40.9859908 14.25047679999998 41.1196388 14.41426379999998</georss:box></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-8818680797352928956</id><published>2011-11-08T20:23:00.000+01:00</published><updated>2011-12-25T21:48:30.010+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='ATTUALITA&apos;'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>Aggiornamenti sull' Asteroide 2005 YU55</title><content type='html'>&lt;div style="text-align: justify;"&gt;&lt;span style="font-size: small;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Stanotte, &amp;nbsp;l'asteroide "2005 YU55", grande come una portaerei,&amp;nbsp;sarà il più vicino a incrociare l'orbita terrestre dal 1976 a oggi: secondo la Nasa passerà a 324.600 chilometri dal nostro pianeta, una distanza inferiore a quella che separa la Terra dalla Luna. &lt;/span&gt;&lt;/span&gt;&lt;br /&gt;&lt;span style="font-size: small;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Il perigeo è previsto alle 00.28 di stanotte (già 9 novembre) e per osservarlo basterà un telescopio ottico con un obbiettivo di 15 centimetri.&lt;/span&gt;&lt;br style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;" /&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;L'asteroide - grosso modo sferico con un diametro di circa 400 metri - non avrà nessun effetto gravitazionale rilevabile sul nostro pianeta.&lt;/span&gt;&lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div style="text-align: center;"&gt;&lt;span style="color: yellow; font-family: Trebuchet MS;"&gt;&lt;strong&gt;&lt;u&gt;Servizio da TG COM&lt;/u&gt;&lt;/strong&gt;&lt;/span&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;object width="320" height="266" class="BLOG_video_class" id="BLOG_video-19d57e5a4dc7269c" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0"&gt;&lt;param name="movie" value="http://www.youtube.com/get_player"&gt;&lt;param name="bgcolor" value="#FFFFFF"&gt;&lt;param name="allowfullscreen" value="true"&gt;&lt;param name="flashvars" value="flvurl=http://v7.nonxt1.googlevideo.com/videoplayback?id%3D19d57e5a4dc7269c%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D16EF796AEB3010F34731F7A889429DF020B0634B.600C1DD576847AAA9713C6D49CD90C0D0527E6E9%26key%3Dck1&amp;amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3D19d57e5a4dc7269c%26offsetms%3D5000%26itag%3Dw160%26sigh%3Dz8kDtPrbsI5kroG9QEBzNWgSbEg&amp;amp;autoplay=0&amp;amp;ps=blogger"&gt;&lt;embed src="http://www.youtube.com/get_player" type="application/x-shockwave-flash"width="320" height="266" bgcolor="#FFFFFF"flashvars="flvurl=http://v7.nonxt1.googlevideo.com/videoplayback?id%3D19d57e5a4dc7269c%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D16EF796AEB3010F34731F7A889429DF020B0634B.600C1DD576847AAA9713C6D49CD90C0D0527E6E9%26key%3Dck1&amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3D19d57e5a4dc7269c%26offsetms%3D5000%26itag%3Dw160%26sigh%3Dz8kDtPrbsI5kroG9QEBzNWgSbEg&amp;autoplay=0&amp;ps=blogger"allowFullScreen="true" /&gt;&lt;/object&gt;&lt;/div&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;div align="center"&gt;&lt;div style="border-bottom: medium none; 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Asteroide 2005 YU55'/><author><name>admin</name><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-8217951439421631581</id><published>2011-11-07T19:59:00.000+01:00</published><updated>2011-12-25T21:48:30.010+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='ATTUALITA&apos;'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>Asteroide 2005 YU 55 in rotta di avvicinamento alla Terra</title><content type='html'>&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://www.iljournal.it/wp-content/uploads/2011/11/asteroide1.jpg" imageanchor="1" style="height: 245px; margin-left: 1em; margin-right: 1em; width: 332px;"&gt;&lt;img alt="" border="0" class="alignleft size-full wp-image-276088" height="240" src="http://www.iljournal.it/wp-content/uploads/2011/11/asteroide1.jpg" title="asteroide1" width="320" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;h1&gt;&lt;/h1&gt;&lt;div style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; text-align: justify;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Atteso per domani sera &lt;b&gt;8 novembre&lt;/b&gt;, attorno alle 23,20&amp;nbsp;&amp;nbsp;il passaggio ravvicinato&amp;nbsp;dell' asteroide che passerà vicino alla Terra a una distanza di circa 320.000&amp;nbsp;Km. Meno della distanza che intercorre tra la Luna e il nostro pianeta che al perigeo, punto più vicino sull’orbita lunare, misura poco più di 363.000 Km. L’&lt;/span&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;asteroide &lt;b&gt;2005 YU 55&lt;/b&gt;&lt;/span&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt; ha un diametro di 400 metri ed è il corpo celeste più grande a passare così vicino alla Terra da dal 1976. &lt;/span&gt;&lt;/div&gt;&lt;div style="border-bottom: medium none; border-left: medium none; border-right: medium none; border-top: medium none; text-align: justify;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Non c’è alcun pericolo di impatto con la Terra, o con la Luna, ma è una rara &lt;/span&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;occasione&lt;/span&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt; che si presenta agli studiosi per poter osservare così da vicino un asteroide senza dover ricorrere a costosissime missioni spaziali. Verrà analizzato con telescopi ottici, arrivando ad osservare i dettagli da una disnza di 4,5 metri, immagini radar e attraverso studi chimici della sua luce. Dal momento che sta arrivando dalla direzione del Sole, sarà impossibile osservare questo asteroide fino a quando non transiterà vicino alla Terra. Sarà visibile in tutto l’emisfero nord del pianeta ma non ad occhio nudo. Per poter scorgere 2005 YU 55 c’è bisogno comunque di un telescopio di media potenza. Gli scienziati hanno invitato tutti gli astrofili o astronomi dilettanti a contribuire nell’osservazione di quest’oggetto.&lt;/span&gt;&lt;/div&gt;&lt;div class="entry" style="text-align: justify;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Studi precedenti hanno dimostrato che l’asteroide 2005 YU 55, più nero del carbone, appartiene alla categoria C ed è probabilmente &lt;/span&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;costituito&lt;/span&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt; da materiali a base di carbonio e di alcuni silicati.&lt;/span&gt;&lt;/div&gt;&lt;div class="entry" style="text-align: justify;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Questi tipi di asteroidi sono tra i più antichi del sistema solare essendosi formati dal disco di polveri e gas che circondava il Sole 4,5 miliardi di anni fa. 2005 YU 55 potrebbe anche essere uno degli asteroidi che orbitano tra Marte e Giove e che la forza di gravita o collisioni interne gli hanno dato un nuovo corso orbitale.&lt;/span&gt;&lt;/div&gt;&lt;div class="entry" style="text-align: justify;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;L’asteroide 2005 YU 55 passerà vicino a Venere nel 2029 e tornerà a &lt;/span&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;transitare&lt;/span&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt; vicino alla Terra nel 2041 mentre si avvicinerà a Marte nel 2072.&lt;/span&gt;&lt;/div&gt;&lt;div class="entry" style="text-align: justify;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="entry" style="text-align: justify;"&gt;&lt;i&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;Di seguito un servizio di TG Leonardo.&lt;/span&gt;&lt;/i&gt;&lt;/div&gt;&lt;div class="entry"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;object width="320" height="266" class="BLOG_video_class" id="BLOG_video-a08cf726dc1da20c" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0"&gt;&lt;param name="movie" value="http://www.youtube.com/get_player"&gt;&lt;param name="bgcolor" value="#FFFFFF"&gt;&lt;param name="allowfullscreen" value="true"&gt;&lt;param name="flashvars" value="flvurl=http://v11.nonxt2.googlevideo.com/videoplayback?id%3Da08cf726dc1da20c%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D76B8547A6D87F261315F0DF7629B3B229DB341D5.41F744CC732F396176E037440B1484860EA025AE%26key%3Dck1&amp;amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3Da08cf726dc1da20c%26offsetms%3D5000%26itag%3Dw160%26sigh%3DNDgKo_TdtB-igKiFsJuCqry4pZM&amp;amp;autoplay=0&amp;amp;ps=blogger"&gt;&lt;embed src="http://www.youtube.com/get_player" type="application/x-shockwave-flash"width="320" height="266" bgcolor="#FFFFFF"flashvars="flvurl=http://v11.nonxt2.googlevideo.com/videoplayback?id%3Da08cf726dc1da20c%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D76B8547A6D87F261315F0DF7629B3B229DB341D5.41F744CC732F396176E037440B1484860EA025AE%26key%3Dck1&amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3Da08cf726dc1da20c%26offsetms%3D5000%26itag%3Dw160%26sigh%3DNDgKo_TdtB-igKiFsJuCqry4pZM&amp;autoplay=0&amp;ps=blogger"allowFullScreen="true" /&gt;&lt;/object&gt;&lt;/div&gt;&lt;div class="entry" style="text-align: center;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-8217951439421631581?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/8217951439421631581/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2011/11/asteroide-2005-yu-55-in-rotta-di.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/8217951439421631581'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/8217951439421631581'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2011/11/asteroide-2005-yu-55-in-rotta-di.html' title='Asteroide 2005 YU 55 in rotta di avvicinamento alla Terra'/><author><name>admin</name><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-4416639232885032711</id><published>2011-11-07T00:56:00.000+01:00</published><updated>2011-12-25T21:48:30.011+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='ATTUALITA&apos;'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>2005 YU55: asteroide in avvicinamento</title><content type='html'>&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;, &amp;quot;serif&amp;quot;; font-size: 12pt;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;div align="left" style="text-align: center;"&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;, &amp;quot;serif&amp;quot;; font-size: 12pt;"&gt;&lt;b&gt;&lt;img alt="yu55_8novembre" height="280" src="http://www.nextme.it/images/stories/Scienza/Universo/yu55_8novembre.jpg" style="margin: 5px; vertical-align: middle;" width="550" /&gt;&lt;/b&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: justify;"&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;, &amp;quot;serif&amp;quot;; font-size: 12pt;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-size: small;"&gt;Il prossimo martedì, l'8 novembre, la &lt;a href="http://www.nextme.it/tag/terra" target="_blank"&gt;&lt;span style="color: #39a8e5;"&gt;Terra&lt;/span&gt;&lt;/a&gt; sarà "sfiorata" da un asteroide, che passerà dalle nostre parti ad ad una distanza di soli 300.000 chilometri. Si tratta di &lt;a href="http://www.nextme.it/tag/yu55" target="_blank"&gt;&lt;span style="color: #39a8e5;"&gt;2005 YU55&lt;/span&gt;&lt;/a&gt;, di cui &lt;a href="http://www.nextme.it/scienza/universo/2076-yu55-astreoide-8-novembre-terra" target="_blank"&gt;&lt;span style="color: #39a8e5;"&gt;avevamo già parlato in passato&lt;/span&gt;&lt;/a&gt;. Il suo passaggio dunque era già previsto, e secondo gli esperti non corriamo grossi rischi.&lt;br /&gt;Con il suo diametro di circa 400 metri, l'asteroide ci passerà vicino ad una velocità relativa rispetto alla Terra di circa 14 chilometri al secondo, come ha spiegato Giovanni Valsecchi, esperto di asteroidi dell'Istituto di Astrofisica Spaziale e Fisica cosmica dell'&lt;a href="http://www.nextme.it/tag/inaf" target="_blank"&gt;&lt;span style="color: #39a8e5;"&gt;Istituto Nazionale di Astrofisica&lt;/span&gt;&lt;/a&gt; (Inaf) di Roma.&lt;br /&gt;Pericolo per noi? No, secondo gli esperti della &lt;a href="http://www.nasa.gov/mission_pages/asteroids/news/yu55-20111025.html" rel="nofollow" target="_blank"&gt;&lt;span style="color: #39a8e5;"&gt;Nasa&lt;/span&gt;&lt;/a&gt;, anche se sono stati calcolati i possibili "danni" legati all'impatto con l'asteroide. Secondo gli astronomi americani, se 2005 YU55 finisse sulla Terra vi sarebbe un’esplosione pari a 4.000 megatoni, ossia 4 miliardi di tonnellate di tritolo. L'impatto provocherebbe un terremoto di magnitudo 7.0 e se ciò avvenisse in pieno Oceano, provocherebbe onde di tsunami alte 100 chilometri. &lt;br /&gt;&lt;br /&gt;Si tratta del passaggio di un corpo celeste più vicino a noi degli ultimi 200 anni, anche se nel 1976 una roccia cosmica si avvicinò pericolosamente al nostro pianeta. La prossima sarà invece nel 2028. Tuttavia, l'asteroide nel suo massimo avvicinamento sarà a circa 321mila Km dalla Terra.&lt;br /&gt;Durante il monitoraggio, gli scienziati useranno le antenne di Goldstone e Arecibo per far rimbalzare le onde radio sulla roccia spaziale. Gli scienziati della &lt;a href="http://www.nextme.it/tag/nasa" target="_blank"&gt;&lt;span style="color: #39a8e5;"&gt;Nasa&lt;/span&gt;&lt;/a&gt; sperano di ottenere immagini dell'asteroide in modo da avere maggiori informazioni riguardo alle sue caratteristiche, alla sua forma, alle dimensioni e ad altre proprietà fisiche.&lt;br /&gt;"&lt;cite&gt;L'oggetto non sarà visibile a occhio nudo: potrà essere seguito grazie all'ausilio di radar, come lo statunitense Arecibo&lt;/cite&gt; – ha spiegato Valsecchi -&lt;cite&gt; ed è probabile che verso la mezzanotte possa essere osservato anche dagli astrofili grazie all'ausilio di un telescopio professionale&lt;/cite&gt;''.&lt;br /&gt;Ma l'asteroide è recidivio: ''&lt;cite&gt;Non è la prima volta che 2005 YU55 passa vicino alla Terra&lt;/cite&gt; – ha spiegato l'esperto dell'Inaf -. &lt;cite&gt;L'ultimo incontro risale infatti all'aprile 2010, ma non è mai accaduto prima che si avvicinasse a tal punto&lt;/cite&gt;''.&lt;br /&gt;Possiamo stare tranquilli allora, visto che dalle misurazioni effettuate risulta che le probabilità che 2005 Yu55 possa entrare in collisione con la Terra sono praticamente pari a zero, e così sarà almeno fino al 2200. Ma a quel punto, noi saremo sicuramente passati a miglior vita.&lt;/span&gt;&lt;br style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;" /&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif;"&gt;&lt;/span&gt;&lt;br /&gt;&lt;b&gt;fonteYoutube&lt;/b&gt;&lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;object width="320" height="266" class="BLOG_video_class" id="BLOG_video-bf243cbaf241a112" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0"&gt;&lt;param name="movie" value="http://www.youtube.com/get_player"&gt;&lt;param name="bgcolor" value="#FFFFFF"&gt;&lt;param name="allowfullscreen" value="true"&gt;&lt;param name="flashvars" value="flvurl=http://v17.nonxt3.googlevideo.com/videoplayback?id%3Dbf243cbaf241a112%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D67548FB2C2B151090DC7FA54BE72C58DD3D6F1DB.9813210AD5A7D8F62B3021EF87C447ECCAFCB73%26key%3Dck1&amp;amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3Dbf243cbaf241a112%26offsetms%3D5000%26itag%3Dw160%26sigh%3DEgm2TKe9jfQa-B1Ib8cpC9i5G9M&amp;amp;autoplay=0&amp;amp;ps=blogger"&gt;&lt;embed src="http://www.youtube.com/get_player" type="application/x-shockwave-flash"width="320" height="266" bgcolor="#FFFFFF"flashvars="flvurl=http://v17.nonxt3.googlevideo.com/videoplayback?id%3Dbf243cbaf241a112%26itag%3D5%26app%3Dblogger%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1332575800%26sparams%3Did,itag,ip,ipbits,expire%26signature%3D67548FB2C2B151090DC7FA54BE72C58DD3D6F1DB.9813210AD5A7D8F62B3021EF87C447ECCAFCB73%26key%3Dck1&amp;iurl=http://video.google.com/ThumbnailServer2?app%3Dblogger%26contentid%3Dbf243cbaf241a112%26offsetms%3D5000%26itag%3Dw160%26sigh%3DEgm2TKe9jfQa-B1Ib8cpC9i5G9M&amp;autoplay=0&amp;ps=blogger"allowFullScreen="true" /&gt;&lt;/object&gt;&lt;/div&gt;&lt;/div&gt;&lt;div class="MsoNormal" style="margin: 0cm 0cm 0pt; text-align: justify;"&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;, &amp;quot;serif&amp;quot;; font-size: 12pt;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: justify;"&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;, &amp;quot;serif&amp;quot;; font-size: 12pt;"&gt;&lt;i&gt;&lt;b&gt;Articolo liberamente tratto da NEXTME&lt;/b&gt;&lt;/i&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: justify;"&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;, &amp;quot;serif&amp;quot;; font-size: 12pt;"&gt;&lt;i&gt;&lt;b&gt;(&lt;/b&gt;&lt;a href="http://www.nextme.it/scienza/universo/2704-2005-yu55-asteroide"&gt;&lt;b&gt;http://www.nextme.it/scienza/universo/2704-2005-yu55-asteroide&lt;/b&gt;&lt;/a&gt;&lt;b&gt;)&lt;/b&gt;&lt;/i&gt;&lt;/span&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-4416639232885032711?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/4416639232885032711/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2011/11/2005-yu55-asteroide-in-avvicinamento.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/4416639232885032711'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/4416639232885032711'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2011/11/2005-yu55-asteroide-in-avvicinamento.html' title='2005 YU55: asteroide in avvicinamento'/><author><name>admin</name><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-7352627649657533541</id><published>2011-10-30T21:41:00.000+01:00</published><updated>2011-12-25T21:52:05.321+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='SCIAMI METEORICI DEL MESE'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>Meteore osservabili tra ottobre e novembre</title><content type='html'>&lt;div style="text-align: justify;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;,sans-serif;"&gt;Il mese di ottobre è stato abbastanza ricco di meteore iniziando&amp;nbsp;con lo sciame delle Draconidi nella prima metà del mese con il picco massimo nella sera del 8 ottobre. Come tutti gli sciami anche questo prende il nome dalla costellazione in cui è presente il radiante (punto del cielo da cui sembrano provenire le meteore di uno sciame), la costellazione del Drago. Questo sciame, originato dai residui della&amp;nbsp;cometa Giacobini-Zinner in quest'anno ha mostrato un picco abbastanza alto che è arrivato fino a 350 meteore all'&amp;nbsp; ora.&lt;/span&gt;&lt;/div&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;,sans-serif;"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&lt;/span&gt;&lt;br /&gt;&lt;br /&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;,sans-serif;"&gt;﻿ &lt;/span&gt;﻿ ﻿﻿﻿ &lt;br /&gt;&lt;table cellpadding="0" cellspacing="0" class="tr-caption-container" style="float: left; margin-right: 1em; text-align: left;"&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;a href="http://1.bp.blogspot.com/-KgyOi3W_L6I/Tq2h6jLDRnI/AAAAAAAAAH0/a6PHrZBH3GA/s1600/Radiante.jpg" imageanchor="1" style="clear: left; cssfloat: left; margin-bottom: 1em; margin-left: auto; margin-right: auto;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;,sans-serif;"&gt;&lt;img border="0" height="161" ida="true" src="http://1.bp.blogspot.com/-KgyOi3W_L6I/Tq2h6jLDRnI/AAAAAAAAAH0/a6PHrZBH3GA/s200/Radiante.jpg" width="200" /&gt;&lt;/span&gt;&lt;/a&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="color: yellow;"&gt;&lt;td class="tr-caption" style="text-align: center;"&gt;&lt;b&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;,sans-serif;"&gt;Radiante&lt;/span&gt;&lt;/b&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;﻿﻿﻿﻿&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;,sans-serif;"&gt;﻿﻿﻿﻿﻿﻿﻿﻿﻿﻿﻿﻿﻿ &lt;/span&gt;﻿ ﻿﻿﻿ &lt;br /&gt;&lt;table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;a href="http://3.bp.blogspot.com/-1tXFtIiNTcA/Tq2jVmxUyLI/AAAAAAAAAH8/51Gke85KuaQ/s1600/Draconidi.gif" imageanchor="1" style="margin-left: auto; margin-right: auto;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;,sans-serif;"&gt;&lt;img border="0" height="128" ida="true" src="http://3.bp.blogspot.com/-1tXFtIiNTcA/Tq2jVmxUyLI/AAAAAAAAAH8/51Gke85KuaQ/s200/Draconidi.gif" width="200" /&gt;&lt;/span&gt;&lt;/a&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="color: yellow;"&gt;&lt;td class="tr-caption" style="text-align: center;"&gt;&lt;b&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;,sans-serif;"&gt;Radiante Draconidi&lt;/span&gt;&lt;/b&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;﻿﻿﻿﻿&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;,sans-serif;"&gt;﻿﻿﻿﻿﻿﻿﻿﻿﻿﻿﻿﻿ &lt;/span&gt;&lt;br /&gt;&lt;div align="left"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;,sans-serif;"&gt;﻿&lt;/span&gt;&lt;/div&gt;&lt;div align="left"&gt;&lt;br /&gt;&lt;/div&gt;&lt;br /&gt;&lt;div style="text-align: justify;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;,sans-serif;"&gt;Già dalla seconda metà del mese sono apparse le Orionidi, altro sciame importante di meteore di questo mese originato dalal cometa di Halley. Questo sciame ha avuto il suo picco tra il 21 ed il 23 ottobre ma è ancora attivo e le stelle cadenti di questo sciame saranno ancora visibili fino al 7 novembre. &amp;nbsp;Il radiante, è osservabile dalla mezzanotte circa, guardando verso Sud-Est in direzione della costellazione di Orione.&lt;/span&gt;&lt;/div&gt;&lt;div align="left"&gt;&lt;br /&gt;&lt;/div&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;,sans-serif;"&gt;﻿﻿﻿﻿﻿ &lt;/span&gt;﻿﻿﻿﻿﻿﻿﻿ &lt;br /&gt;&lt;table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;a href="http://3.bp.blogspot.com/-XdDnSW-siTs/Tq2l9-P6uqI/AAAAAAAAAIE/wkqQJOzE37k/s1600/orionidi-big.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;,sans-serif;"&gt;&lt;img border="0" height="221" ida="true" src="http://3.bp.blogspot.com/-XdDnSW-siTs/Tq2l9-P6uqI/AAAAAAAAAIE/wkqQJOzE37k/s400/orionidi-big.jpg" width="400" /&gt;&lt;/span&gt;&lt;/a&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="color: yellow;"&gt;&lt;td class="tr-caption" style="text-align: center;"&gt;&lt;b&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;,sans-serif;"&gt;Radiante Orionidi&lt;/span&gt;&lt;/b&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;﻿﻿﻿﻿﻿﻿﻿&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;,sans-serif;"&gt;﻿﻿﻿﻿﻿ &lt;/span&gt;&lt;br /&gt;&lt;div style="text-align: justify;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;,sans-serif;"&gt;Altri sciami minori di fine ottobre sono le Delta Aurigidi (costellazione Auriga), le Epsilon Geminidi (costellazione dei Gemelli) e le Leonidi Minoridi (costellazione del Leone).&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: justify;"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div style="text-align: justify;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;,sans-serif;"&gt;Passando al mese di novembre, ormai alle porte, lo sciame atteso più importante è quello delle Leonidi (visibile a Est), dall' omonima costellazione del Leone, originate dalla cometa Tempel Tuttle. Il radiante delle Leonidi sarà osservabile dal 5 al 30 novembre dalle 23,00&amp;nbsp;fino all'alba, allorché sarà alla maggiore altezza a oltre 65° sull'orizzonte. Eccezionalmente attive in que&lt;span style="font-size: small;"&gt;sti ultimi anni, in relazione al transito al perielio della cometa. La notte di maggiore attività sarà qu&lt;/span&gt;ella del 18/19 novembre anche se le condizioni saranno sfavorevoli a causa della Luna alta sull' orizzonte che disturberà con la sua luminosità.&lt;tt&gt;&amp;nbsp;&lt;/tt&gt;&amp;nbsp;&lt;/span&gt;&lt;/div&gt;﻿ ﻿﻿﻿ &lt;br /&gt;&lt;table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;a href="http://2.bp.blogspot.com/-OtJwY_y_SK0/Tq22ANdyc2I/AAAAAAAAAIc/9sden0ZhjD8/s1600/LEonidi+stellarium.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"&gt;&lt;img border="0" height="400" ida="true" src="http://2.bp.blogspot.com/-OtJwY_y_SK0/Tq22ANdyc2I/AAAAAAAAAIc/9sden0ZhjD8/s400/LEonidi+stellarium.jpg" width="391" /&gt;&lt;/a&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="color: yellow;"&gt;&lt;td class="tr-caption" style="text-align: center;"&gt;&lt;span style="font-family: &amp;quot;Helvetica Neue&amp;quot;,Arial,Helvetica,sans-serif;"&gt;&lt;b&gt;Costellazione del Leone&lt;/b&gt;&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;&lt;span style="font-size: small;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;div style="font-family: &amp;quot;Trebuchet MS&amp;quot;,sans-serif; text-align: justify;"&gt;&lt;span style="font-size: small;"&gt;Un&amp;nbsp;ulteriore sciame significativo del mese di novembre è quello delle&amp;nbsp;Tauridi (costellazione Toro), originate dalla cometa Encke e da detriti asteroidali. Visibile in direzione Est, esso si divide in due sciami : le Tauridi Sud che hanno la maggiore attività nella notte tra il 3 e il 4 novembre e le Tauridi Nord particolarmente attive dal 5 al 20 di novembre con il picco maggiore nella&amp;nbsp;notte del 12/13 novembre.&lt;/span&gt;&lt;/div&gt;&lt;div style="font-family: &amp;quot;Trebuchet MS&amp;quot;,sans-serif; text-align: justify;"&gt;&lt;span style="font-size: small;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: justify;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;,sans-serif; font-size: small;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;,sans-serif;"&gt;Altri sciami&amp;nbsp;&amp;nbsp;minori di novembre sono le Alfa Monocerontidi. le&amp;nbsp;Andromedidi e le Bielidi, queste ultime originate dalla cometa Biela.&lt;/span&gt;&lt;tt&gt;&amp;nbsp;&lt;/tt&gt;&lt;/span&gt;&lt;/div&gt;&lt;span style="font-size: small;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;span style="font-size: small;"&gt;&lt;br /&gt;&lt;/span&gt;&lt;br /&gt;&lt;div style="color: yellow; text-align: right;"&gt;&lt;i&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;,sans-serif; font-size: small;"&gt;Informazioni tratte dal sito dell' Unione Astrofili Italiani (UAI)&lt;/span&gt;&lt;/i&gt;&lt;/div&gt;&lt;div align="left"&gt;&lt;br /&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-7352627649657533541?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/7352627649657533541/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2011/10/meteore-osservabili-tra-ottobre-e.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/7352627649657533541'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/7352627649657533541'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2011/10/meteore-osservabili-tra-ottobre-e.html' title='Meteore osservabili tra ottobre e novembre'/><author><name>admin</name><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://1.bp.blogspot.com/-KgyOi3W_L6I/Tq2h6jLDRnI/AAAAAAAAAH0/a6PHrZBH3GA/s72-c/Radiante.jpg' height='72' width='72'/><thr:total>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-6603723360979387536.post-8053094321581533324</id><published>2011-10-27T22:58:00.007+02:00</published><updated>2011-12-25T20:35:49.754+01:00</updated><category scheme='http://www.blogger.com/atom/ns#' term='POSTAZIONE'/><category scheme='http://www.blogger.com/atom/ns#' term='HOME'/><title type='text'>La postazione automatica di telerilevamento dei fenomeni luminosi in atmosfera piu' a Sud d' Italia</title><content type='html'>&lt;div class="separator" style="clear: both; text-align: center;"&gt;&lt;a href="http://4.bp.blogspot.com/-Z6_QGSUP9Os/TqnF3b3aRCI/AAAAAAAAAGs/YjU2wUBqenk/s1600/M20111009_002624_San_Nicola_CEP.jpg" imageanchor="1" style="clear: right; float: right; margin-bottom: 1em; margin-left: 1em;"&gt;&lt;img border="0" height="256" src="http://4.bp.blogspot.com/-Z6_QGSUP9Os/TqnF3b3aRCI/AAAAAAAAAGs/YjU2wUBqenk/s320/M20111009_002624_San_Nicola_CEP.jpg" width="320" /&gt;&lt;/a&gt;&lt;/div&gt;&lt;div style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; text-align: justify;"&gt;&lt;span style="font-size: small;"&gt;Nasce a San Nicola la Strada (CE), la postazione di telerilevamento più a Sud d'Italia, per l'osservazione e lo studio dei fenomeni luminosi transitori in atmosfera.&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: justify;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-size: small;"&gt;Qui al lato pubblichiamo uno dei fotogrammi del video che ha catturato una meteora della costellazione del Drago del 9 ottobre scorso. L'unità ottica di telerilevamento è installata presso la sede della Protezione Civile del comune casertano.&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align: justify;"&gt;&lt;span style="font-family: &amp;quot;Trebuchet MS&amp;quot;, sans-serif; font-size: small;"&gt;Speriamo di regalare a tutti gli appassionati le più belle immagini sui fenomeni luminosi che provengono dalla nostra atmosfera, alcuni dei quali ancora sconosciuti.&amp;nbsp;&lt;/span&gt; &lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/6603723360979387536-8053094321581533324?l=skysentinel.blogspot.com' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://skysentinel.blogspot.com/feeds/8053094321581533324/comments/default' title='Commenti sul post'/><link rel='replies' type='text/html' href='http://skysentinel.blogspot.com/2011/10/lunita-ottica-piu-sud-ditalia.html#comment-form' title='0 Commenti'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/8053094321581533324'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/6603723360979387536/posts/default/8053094321581533324'/><link rel='alternate' type='text/html' href='http://skysentinel.blogspot.com/2011/10/lunita-ottica-piu-sud-ditalia.html' title='La postazione automatica di telerilevamento dei fenomeni luminosi in atmosfera piu&apos; a Sud d&apos; Italia'/><author><name>admin</name><email>noreply@blogger.com</email><gd:image rel='http://schemas.google.com/g/2005#thumbnail' width='16' height='16' src='http://img2.blogblog.com/img/b16-rounded.gif'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://4.bp.blogspot.com/-Z6_QGSUP9Os/TqnF3b3aRCI/AAAAAAAAAGs/YjU2wUBqenk/s72-c/M20111009_002624_San_Nicola_CEP.jpg' height='72' width='72'/><thr:total>0</thr:total></entry></feed>
