{"id":838,"date":"2014-09-10T05:24:02","date_gmt":"2014-09-10T05:24:02","guid":{"rendered":"https:\/\/blogs.futura-sciences.com\/feldmann\/?p=838"},"modified":"2014-09-11T18:26:13","modified_gmt":"2014-09-11T18:26:13","slug":"taches-solaires-du-9-septembre","status":"publish","type":"post","link":"https:\/\/blogs.futura-sciences.com\/feldmann\/2014\/09\/10\/taches-solaires-du-9-septembre\/","title":{"rendered":"Taches solaires du 9 septembre"},"content":{"rendered":"

On peut admirer actuellement quelques belles taches sur le Soleil<\/a>, en particulier celle num\u00e9rot\u00e9e AR 2158\u00a0\u00a0(AR signifie\u00a0Active Region<\/em>, les num\u00e9ros \u00e9tant attribu\u00e9s par ordre d\u2019apparition des taches par la NOAA, National Oceanic and Atmospheric Administration<\/em>).<\/p>\n

\"sol1\"<\/a><\/p>\n

Ces taches, li\u00e9es \u00e0 des anomalies magn\u00e9tiques, sont des zones moins chaudes \u00e0 la surface de notre \u00e9toile (elles apparaissent plus sombres par contraste).<\/p>\n

Pendant la prise de vue un avion \u00e0 r\u00e9action est m\u00eame pass\u00e9 devant le Soleil, suivi de sa tra\u00een\u00e9e de condensation<\/a> !<\/p>\n

\"sol2\"<\/a><\/p>\n

L’image a \u00e9t\u00e9 r\u00e9alis\u00e9e avec un bo\u00eetier Finepix HS20 et son zoom \u00e0 sa focale maximale (720 mm) prot\u00e9g\u00e9 par un filtre ND 400. Pose de 1\/2000 \u00e8me de sec, f\/d=11 pour une sensibilit\u00e9 de 100 iso.<\/p>\n","protected":false},"excerpt":{"rendered":"

On peut admirer actuellement quelques belles taches sur le Soleil, en particulier celle num\u00e9rot\u00e9e AR 2158\u00a0\u00a0(AR signifie\u00a0Active Region, les num\u00e9ros \u00e9tant attribu\u00e9s par ordre d\u2019apparition des taches par la NOAA, National Oceanic and Atmospheric Administration). Ces taches, li\u00e9es \u00e0 des anomalies magn\u00e9tiques, sont des zones moins chaudes \u00e0 la surface de notre \u00e9toile (elles apparaissent … Continuer la lecture de Taches solaires du 9 septembre<\/span> →<\/span><\/a><\/p>\n","protected":false},"author":8,"featured_media":839,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"categories":[86],"tags":[256,120,122,89,257,97,261],"class_list":["post-838","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-soleil-et-planetes","tag-anomalie-magnetique","tag-avion","tag-contrail","tag-etoile","tag-noaa","tag-soleil","tag-tache-solaire"],"yoast_head":"\ntache solaire<\/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\/2014\/09\/10\/taches-solaires-du-9-septembre\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"tache solaire\" \/>\n<meta property=\"og:description\" content=\"On peut admirer actuellement quelques belles taches sur le Soleil, en particulier celle num\u00e9rot\u00e9e AR 2158\u00a0\u00a0(AR signifie\u00a0Active Region, les num\u00e9ros \u00e9tant attribu\u00e9s par ordre d\u2019apparition des taches par la NOAA, National Oceanic and Atmospheric Administration). 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