{"id":2757,"date":"2015-05-09T07:26:17","date_gmt":"2015-05-09T07:26:17","guid":{"rendered":"https:\/\/blogs.futura-sciences.com\/feldmann\/?p=2757"},"modified":"2015-05-31T07:57:51","modified_gmt":"2015-05-31T07:57:51","slug":"le-beau-groupe-de-taches-solaires-ar-2339","status":"publish","type":"post","link":"https:\/\/blogs.futura-sciences.com\/feldmann\/2015\/05\/09\/le-beau-groupe-de-taches-solaires-ar-2339\/","title":{"rendered":"Le beau groupe de taches solaires AR 2339"},"content":{"rendered":"<p>L&#8217;activit\u00e9 solaire est toujours \u00e0 un niveau important ; en t\u00e9moigne l&#8217;apparition depuis le 6 mai d&#8217;un nouveau groupe de taches, num\u00e9rot\u00e9 AR 2339 (\u00a0AR signifie <em>Active Region<\/em>, 2339 est le num\u00e9ro d\u2019apparition attribu\u00e9 par la <a title=\"NOAA\" href=\"http:\/\/www.noaa.gov\/\" target=\"_blank\">NOAA<\/a>, <em>National Oceanic and Atmospheric Administration<\/em>).<\/p>\n<p><a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/wp-content\/uploads\/sites\/9\/2015\/05\/soleil090515.jpg\" rel=\"lightbox[2757]\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-2762\" src=\"https:\/\/blogs.futura-sciences.com\/feldmann\/wp-content\/uploads\/sites\/9\/2015\/05\/soleil090515-450x336.jpg\" alt=\"soleil090515\" width=\"450\" height=\"336\" srcset=\"https:\/\/blogs.futura-sciences.com\/feldmann\/wp-content\/uploads\/sites\/9\/2015\/05\/soleil090515-450x336.jpg 450w, https:\/\/blogs.futura-sciences.com\/feldmann\/wp-content\/uploads\/sites\/9\/2015\/05\/soleil090515-1024x766.jpg 1024w, https:\/\/blogs.futura-sciences.com\/feldmann\/wp-content\/uploads\/sites\/9\/2015\/05\/soleil090515.jpg 1207w\" sizes=\"auto, (max-width: 450px) 100vw, 450px\" \/><\/a><\/p>\n<p>Le 9 mai, jour o\u00f9 cette image a \u00e9t\u00e9 r\u00e9alis\u00e9e \u00e0 l&#8217;aube avec un bo\u00eetier Finepix HS 20, ce groupe de taches s&#8217;\u00e9tirait sur une longueur sup\u00e9rieure \u00e0 100 000 km.<\/p>\n<p>Ce groupe de taches (dont vous pouvez suivre l&#8217;\u00e9volution sur la page <a title=\"Sunspots\" href=\"http:\/\/sohowww.nascom.nasa.gov\/sunspots\/\" target=\"_blank\"><em>Sunspots<\/em><\/a> du satellite solaire SOHO) est susceptible d&#8217;\u00e9jecter dans les jours qui viennent de la mati\u00e8re coronale qui se r\u00e9pandra dans l&#8217;espace et pourra provoquer sur Terre un regain d&#8217;<a title=\"En vid\u00e9o : la danse des aurores bor\u00e9ales sur l\u2019Alaska\" href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2015\/03\/19\/en-video-la-danse-des-aurores-boreales-sur-lalaska\/\" target=\"_blank\">aurores bor\u00e9ales<\/a>.<\/p>\n<p>Je vous rappelle que la photographie et l&#8217;observation du <a title=\"En vid\u00e9o : La Station spatiale passe devant le Soleil\" href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2015\/05\/04\/en-video-la-station-spatiale-passe-devant-le-soleil\/\" target=\"_blank\">Soleil<\/a> n\u00e9cessitent l&#8217;utilisation de filtres, comme lorsqu&#8217;on observe une <a title=\"[Test] Le filtre ND 1000 au service d\u2019un chasseur d\u2019\u00e9clipses solaires\" href=\"http:\/\/www.lovinpix.com\/blog\/2015\/03\/31\/test-le-filtre-nd-1000-au-service-dun-chasseur-declipses-solaires\/\" target=\"_blank\">\u00e9clipse solaire<\/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>L&#8217;activit\u00e9 solaire est toujours \u00e0 un niveau important ; en t\u00e9moigne l&#8217;apparition depuis le 6 mai d&#8217;un nouveau groupe de taches, num\u00e9rot\u00e9 AR 2339 (\u00a0AR signifie Active Region, 2339 est le num\u00e9ro d\u2019apparition attribu\u00e9 par la NOAA, National Oceanic and Atmospheric Administration). Le 9 mai, jour o\u00f9 cette image a \u00e9t\u00e9 r\u00e9alis\u00e9e \u00e0 l&#8217;aube avec &hellip; <a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2015\/05\/09\/le-beau-groupe-de-taches-solaires-ar-2339\/\" class=\"more-link\">Continuer la lecture de <span class=\"screen-reader-text\">Le beau groupe de taches solaires AR 2339<\/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":2762,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"categories":[86],"tags":[1022,395,394,257,760,97,261],"class_list":["post-2757","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-soleil-et-planetes","tag-ar-2339","tag-aurore-boreale","tag-ejection-de-masse-coronale","tag-noaa","tag-soho","tag-soleil","tag-tache-solaire"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Le beau groupe de taches solaires AR 2339<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2015\/05\/09\/le-beau-groupe-de-taches-solaires-ar-2339\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Le beau groupe de taches solaires AR 2339\" \/>\n<meta property=\"og:description\" content=\"L&#8217;activit\u00e9 solaire est toujours \u00e0 un niveau important ; en t\u00e9moigne l&#8217;apparition depuis le 6 mai d&#8217;un nouveau groupe de taches, num\u00e9rot\u00e9 AR 2339 (\u00a0AR signifie Active Region, 2339 est le num\u00e9ro d\u2019apparition attribu\u00e9 par la NOAA, National Oceanic and Atmospheric Administration). 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