{"id":5099,"date":"2016-02-25T05:27:42","date_gmt":"2016-02-25T05:27:42","guid":{"rendered":"https:\/\/blogs.futura-sciences.com\/feldmann\/?p=5099"},"modified":"2022-09-28T07:47:08","modified_gmt":"2022-09-28T07:47:08","slug":"en-video-retour-sur-le-bolide-de-tcheliabinsk-en-2013","status":"publish","type":"post","link":"https:\/\/blogs.futura-sciences.com\/feldmann\/2016\/02\/25\/en-video-retour-sur-le-bolide-de-tcheliabinsk-en-2013\/","title":{"rendered":"En vid\u00e9o : retour sur le bolide de Tcheliabinsk en 2013"},"content":{"rendered":"<p><strong>Une vid\u00e9o compile de nombreuses s\u00e9quences film\u00e9es lors de l&#8217;explosion d&#8217;un petit ast\u00e9ro\u00efde dans le ciel de Tcheliabinsk le 15 f\u00e9vrier 2013.<\/strong><\/p>\n<p>La semaine derni\u00e8re je faisais le point sur ce blog de ce que nous savions de l&#8217;<a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2016\/02\/14\/15-fevrier-2013-explosion-dans-le-ciel-de-tcheliabinsk\/\" target=\"_blank\" rel=\"noopener\">explosion d&#8217;une m\u00e9t\u00e9orite de 12.000 tonnes <\/a>au-dessus de la ville russe de Tcheliabinsk le 15 f\u00e9vrier 2013. Apr\u00e8s avoir abord\u00e9 l&#8217;aspect scientifique de l&#8217;\u00e9v\u00e9nement dont on conna\u00eet d\u00e9sormais le d\u00e9roulement avec pr\u00e9cision, essayons aujourd&#8217;hui d&#8217;imaginer ce que les habitants de cette r\u00e9gion de l&#8217;Oural ont v\u00e9cu ce matin du 15 f\u00e9vrier 2013.<\/p>\n\n<!-- iframe plugin v.5.1 wordpress.org\/plugins\/iframe\/ -->\n<iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/dpmXyJrs7iU\" frameborder=\"0\" 0=\"allowfullscreen&gt;&lt;\/iframe\" scrolling=\"yes\" class=\"iframe-class\"><\/iframe>\n\n<p>Pour se faire une bonne id\u00e9e de ce qui s&#8217;est produit dans le ciel et au sol lors de la d\u00e9sint\u00e9gration de ce corps c\u00e9leste, on dispose de pr\u00e8s d&#8217;un millier de vid\u00e9os acquises par des cam\u00e9ras plac\u00e9es sur les tableaux de bord des v\u00e9hicules, des syst\u00e8mes de surveillance de locaux ou de carrefours ou encore des enregistrements effectu\u00e9s \u00e0 l&#8217;aide de t\u00e9l\u00e9phones portables ou d&#8217;appareils photographiques.<!--more--><\/p>\n<p>La vid\u00e9o ci-dessus est une compilation de nombreuses s\u00e9quences film\u00e9es. On y d\u00e9couvre l&#8217;intensit\u00e9 lumineuse de la m\u00e9t\u00e9orite au cours de sa travers\u00e9e de l&#8217;atmosph\u00e8re en plein jour ainsi que sa violente d\u00e9sint\u00e9gration et les effets de l&#8217;onde de choc (vitres et cloisons souffl\u00e9es par une puissante d\u00e9flagration). La vid\u00e9o s&#8217;ach\u00e8ve sur le trou creus\u00e9 dans la glace du lac Tchebarkoul au fond duquel on a rep\u00each\u00e9 le 16 octobre 2013 le plus gros fragment de la m\u00e9t\u00e9orite (650 kg).<\/p>\n<p>Bien qu&#8217;un ph\u00e9nom\u00e8ne d&#8217;une telle puissance reste assez rare (il faut remonter en 1908 avec la <a href=\"http:\/\/www.futura-sciences.com\/magazines\/espace\/infos\/actu\/d\/comete-mystere-explosion-toungouska-enfin-perce-47436\/\" target=\"_blank\" rel=\"noopener\">catastrophe de la Toungouska<\/a> pour retrouver l&#8217;\u00e9quivalent) des m\u00e9t\u00e9orites moins grosses se d\u00e9sint\u00e8grent chaque jour dans notre atmosph\u00e8re. La semaine derni\u00e8re, mercredi 17 f\u00e9vrier 2016, de nombreux t\u00e9moignages ont fait \u00e9tat d&#8217;une <a href=\"http:\/\/www.futura-sciences.com\/magazines\/espace\/infos\/actu\/d\/astronomie-pluie-meteorites-serait-abattue-sud-france-61688\/\" target=\"_blank\" rel=\"noopener\">pluie de m\u00e9t\u00e9orites sur le sud-est de la France<\/a>.<\/p>\n<!-- AddThis Advanced Settings generic via filter on the_content --><!-- AddThis Share Buttons generic via filter on the_content -->","protected":false},"excerpt":{"rendered":"<p>Une vid\u00e9o compile de nombreuses s\u00e9quences film\u00e9es lors de l&#8217;explosion d&#8217;un petit ast\u00e9ro\u00efde dans le ciel de Tcheliabinsk le 15 f\u00e9vrier 2013. La semaine derni\u00e8re je faisais le point sur ce blog de ce que nous savions de l&#8217;explosion d&#8217;une m\u00e9t\u00e9orite de 12.000 tonnes au-dessus de la ville russe de Tcheliabinsk le 15 f\u00e9vrier 2013. &hellip; <a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2016\/02\/25\/en-video-retour-sur-le-bolide-de-tcheliabinsk-en-2013\/\" class=\"more-link\">Continuer la lecture de <span class=\"screen-reader-text\">En vid\u00e9o : retour sur le bolide de Tcheliabinsk en 2013<\/span>  <span class=\"meta-nav\">&rarr;<\/span><\/a><!-- AddThis Advanced Settings generic via filter on get_the_excerpt --><!-- AddThis Share Buttons generic via filter on get_the_excerpt --><\/p>\n","protected":false},"author":8,"featured_media":5101,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"categories":[85],"tags":[240,1509,553,1508,555,1013],"class_list":["post-5099","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-meteores","tag-asteroide","tag-lac-tchebarkoul","tag-meteorite","tag-oural","tag-tcheliabinsk","tag-video"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.1 - 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