{"id":227398,"date":"2013-06-23T22:00:00","date_gmt":"2013-06-23T22:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/les-capteurs-dimage-e2v-a-bord-de-latv\/"},"modified":"2013-06-23T22:00:00","modified_gmt":"2013-06-23T22:00:00","slug":"les-capteurs-dimage-e2v-a-bord-de-latv","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/les-capteurs-dimage-e2v-a-bord-de-latv\/","title":{"rendered":"Les capteurs d\u2019image e2v \u00e0 bord de l\u2019ATV"},"content":{"rendered":"<p>Le premier est un dispositif optique con&ccedil;u pour d&eacute;terminer l&rsquo;orientation du v&eacute;hicule gr&acirc;ce &agrave; la mesure de sa position relative par rapport aux &eacute;toiles. Le deuxi&egrave;me, d&eacute;velopp&eacute; par SODERN, est essentiel aux proc&eacute;dures de d&eacute;tection et d&rsquo;approche des points d&rsquo;arrimage situ&eacute;s sur la station. Construits sous la supervision d&rsquo;Astrium, les trois premiers v&eacute;hicules ATV (Jules Verne, Johannes Kepler et Edoardo Amaldi) &eacute;taient &eacute;galement &eacute;quip&eacute;s de ces capteurs d&rsquo;image et ils ont parfaitement achev&eacute; leurs missions, respectivement en 2008, 2011 et 2012.<br \/>\nLanc&eacute; depuis la Guyane fran&ccedil;aise, l&rsquo;ATV Albert Einstein a &eacute;t&eacute; plac&eacute; en orbite par la fus&eacute;e Ariane 5. Il a permis de transporter pr&egrave;s de 7 tonnes de fret &agrave; destination de l&rsquo;ISS situ&eacute;e 360 km au-dessus de la Terre. Le v&eacute;hicule ATV qui est le vaisseau spatial automatique le plus performant jamais construit, est muni de son propre syst&egrave;me de propulsion ainsi que d&rsquo;un dispositif de navigation de haute pr&eacute;cision. Les capteurs d&rsquo;image d&rsquo;e2v jouent un r&ocirc;le essentiel dans les man&oelig;uvres d&rsquo;arrimages &agrave; l&rsquo;ISS car ils guident l&rsquo;ATV durant tout le temps de l&rsquo;op&eacute;ration. Ces derni&egrave;res s&rsquo;av&egrave;rent tellement pr&eacute;cises, que celui-ci ralentira de 7 cm toutes les secondes d&egrave;s qu&rsquo;il se trouvera &agrave; 249 m de la station. L&rsquo;&eacute;quipage permanent de l&rsquo;ISS n&eacute;cessite des ravitaillements fr&eacute;quents en mati&egrave;re d&rsquo;&eacute;quipements, de carburant, de pi&egrave;ces de rechange, de nourriture, ainsi qu&rsquo;en r&eacute;serves d&rsquo;air et d&rsquo;eau. Le v&eacute;hicule ATV qui, lui, est vide d&rsquo;homme, est une pi&egrave;ce ma&icirc;tresse dans le dispositif d&rsquo;approvisionnement de l&rsquo;ISS. Tant qu&rsquo;il demeurera arrim&eacute; &agrave; la station, il lui apportera de la puissance et il contr&ocirc;lera l&rsquo;altitude. Une fois d&eacute;sengag&eacute;, il sera programm&eacute; pour se consumer dans l&rsquo;atmosph&egrave;re au-dessus d&rsquo;une zone inhabit&eacute;e du Sud de l&rsquo;oc&eacute;an Pacifique. <\/p>\n<p>Selon Jon Kemp, directeur marketing d&rsquo;e2v : &quot; Le v&eacute;hicule spatial Albert Einstein est le quatri&egrave;me ATV lanc&eacute; dans l&rsquo;espace avec succ&egrave;s. Les capteurs d&rsquo;image d&rsquo;e2v sont des composants essentiels aux ATV car ils leurs permettent de s&rsquo;arrimer correctement &agrave; la Station Spatiale Internationale afin de mener &agrave; bien leur mission qui est d&rsquo;assurer l&rsquo;approvisionnement en liquide et solide des astronautes vivant &agrave; bord &quot;.<\/p>\n<\/p>\n<p><a title=\"www.e2v.com\" target=\"_blank\" href=\"http:\/\/www.e2v.com\" rel=\"noopener\">www.e2v.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le 6 Juin dernier les capteurs d\u2019image haute performance d\u2019e2v ont \u00e9t\u00e9 lanc\u00e9s dans l&rsquo;espace \u00e0 bord du quatri\u00e8me v\u00e9hicule de transfert automatique (ATV), Albert Einstein, envoy\u00e9 vers la Station Spatiale Internationale (ISS) par l&rsquo;Agence Spatiale Europ\u00e9enne (ESA). Les capteurs d\u2019image CCD47-20 d&rsquo;e2v ont \u00e9t\u00e9 s\u00e9lectionn\u00e9s par SODERN pour \u00eatre int\u00e9gr\u00e9s aux deux syst\u00e8mes cl\u00e9s \u00e9quipant l&rsquo;ATV, \u00e0 savoir un module de suivi stellaire, le SED16, et un vid\u00e9o-m\u00e8tre. <\/p>\n","protected":false},"author":22,"featured_media":227399,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[],"tags":[],"domains":[47],"ppma_author":[1149],"class_list":["post-227398","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Les capteurs d\u2019image e2v \u00e0 bord de l\u2019ATV ...<\/title>\n<meta name=\"description\" content=\"Le 6 Juin dernier les capteurs d\u2019image haute performance d\u2019e2v ont \u00e9t\u00e9 lanc\u00e9s dans l&#039;espace \u00e0 bord du quatri\u00e8me v\u00e9hicule de transfert automatique...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/227398\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Les capteurs d\u2019image e2v \u00e0 bord de l\u2019ATV\" \/>\n<meta property=\"og:description\" content=\"Le 6 Juin dernier les capteurs d\u2019image haute performance d\u2019e2v ont \u00e9t\u00e9 lanc\u00e9s dans l&#039;espace \u00e0 bord du quatri\u00e8me v\u00e9hicule de transfert automatique (ATV), Albert Einstein, envoy\u00e9 vers la Station Spatiale Internationale (ISS) par l&#039;Agence Spatiale Europ\u00e9enne (ESA). Les capteurs d\u2019image CCD47-20 d&#039;e2v ont \u00e9t\u00e9 s\u00e9lectionn\u00e9s par SODERN pour \u00eatre int\u00e9gr\u00e9s aux deux syst\u00e8mes cl\u00e9s \u00e9quipant l&#039;ATV, \u00e0 savoir un module de suivi stellaire, le SED16, et un vid\u00e9o-m\u00e8tre.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/227398\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2013-06-23T22:00:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/import\/eci3806_e2v.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"200\" \/>\n\t<meta property=\"og:image:height\" content=\"139\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"eeNews Europe\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" 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