{"id":821,"date":"2022-01-22T22:19:36","date_gmt":"2022-01-22T21:19:36","guid":{"rendered":"https:\/\/www.forgeat.org\/?p=821"},"modified":"2022-07-02T08:02:34","modified_gmt":"2022-07-02T06:02:34","slug":"ngc2244-dite-la-rosette-tentative-en-sho","status":"publish","type":"post","link":"https:\/\/www.forgeat.org\/index.php\/2022\/01\/22\/ngc2244-dite-la-rosette-tentative-en-sho\/","title":{"rendered":"NGC2244 dite la Rosette: tentative en SHO."},"content":{"rendered":"\n

Bonsoir,<\/p>\n\n\n\n

R\u00e9alis\u00e9 avec une lunette FRA ASKAR 500 \u00e9quip\u00e9e de son r\u00e9ducteur de focale x 0,7 soit 346mm de longueur focale, cam\u00e9ra ASI 183mm avec filtres SHO zwo, monture GEM28 pilot\u00e9e par Asiair.<\/p>\n\n\n\n

Poses unitaires de 120s avec gain \u00e0 100 cam\u00e9ra refroidie \u00e0 -10\u00b0. 38 images en SII, 30 en H alpha, 30 en OIII. Dark et flats effectu\u00e9s.<\/p>\n\n\n\n

la colorim\u00e9trie est dure \u00e0 faire, les \u00e9toiles ont tendance \u00e0 avoir un halo magenta.<\/p>\n\n\n\n

\"\"<\/a>
Recadrage (x=23, y=39, w=5447, h=3592)\nTransformation ondelettes\nNeutralisation du fond du ciel\nCLAHE (size=3, clip=1.43)\nRehaussement de la saturation (quantit\u00e9=0.71)<\/figcaption><\/figure>\n\n\n\n

Une autre version:<\/p>\n\n\n\n

\"\"<\/a>
Recadrage (x=23, y=39, w=5447, h=3592)\nTransformation ondelettes\nNeutralisation du fond du ciel<\/figcaption><\/figure>\n\n\n\n

Traitement uniquement avec Siril et courbes sous GIMP.<\/p>\n\n\n\n

C’est d\u00e9ja mieux que ma bulle verd\u00e2tre.<\/p>\n\n\n\n

<\/p>\n","protected":false},"excerpt":{"rendered":"

Bonsoir, R\u00e9alis\u00e9 avec une lunette FRA ASKAR 500 \u00e9quip\u00e9e de son r\u00e9ducteur de focale x 0,7 soit 346mm de longueur focale, cam\u00e9ra ASI 183mm avec filtres SHO zwo, monture GEM28 pilot\u00e9e par Asiair. Poses unitaires de 120s avec gain \u00e0 100 cam\u00e9ra refroidie \u00e0 -10\u00b0. 38 images en SII, 30 en H alpha, 30 en … <\/p>\n

Continuer la lecture de « NGC2244 dite la Rosette: tentative en SHO. »<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-821","post","type-post","status-publish","format-standard","hentry","category-imagerie-astronomique"],"_links":{"self":[{"href":"https:\/\/www.forgeat.org\/index.php\/wp-json\/wp\/v2\/posts\/821","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.forgeat.org\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.forgeat.org\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.forgeat.org\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.forgeat.org\/index.php\/wp-json\/wp\/v2\/comments?post=821"}],"version-history":[{"count":1,"href":"https:\/\/www.forgeat.org\/index.php\/wp-json\/wp\/v2\/posts\/821\/revisions"}],"predecessor-version":[{"id":824,"href":"https:\/\/www.forgeat.org\/index.php\/wp-json\/wp\/v2\/posts\/821\/revisions\/824"}],"wp:attachment":[{"href":"https:\/\/www.forgeat.org\/index.php\/wp-json\/wp\/v2\/media?parent=821"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.forgeat.org\/index.php\/wp-json\/wp\/v2\/categories?post=821"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.forgeat.org\/index.php\/wp-json\/wp\/v2\/tags?post=821"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}