{"id":9603,"date":"2014-05-25T14:28:09","date_gmt":"2014-05-25T14:28:09","guid":{"rendered":"https:\/\/groupeastronomiespa.be\/astrogas\/grand-champ-h-alpha-et-modif-pst-ca-commence-a-venir\/"},"modified":"2025-06-08T22:46:25","modified_gmt":"2025-06-08T20:46:25","slug":"grand-champ-h-alpha-et-modif-pst-ca-commence-a-venir","status":"publish","type":"post","link":"https:\/\/groupeastronomiespa.be\/astrogas\/grand-champ-h-alpha-et-modif-pst-ca-commence-a-venir\/","title":{"rendered":"Grand champ H-alpha et modif PST, \u00e7a commence \u00e0 venir"},"content":{"rendered":"

Ce n’est pas l’image du si\u00e8cle, elle n’est pas tr\u00e8s nette,
\nmais je la poste pour montrer qu’apr\u00e8s des tr\u00e8s nombreux essais,
\nil y a moyen d’obtenir un assez grand champ H-alpha homog\u00e8ne avec la modification PST.
\nL’image est issue du capteur 1\/1,8″ de la cam\u00e9ra AVT Manta 282B ICX687.
\nPas de rognage du tout.
\nPlein de param\u00e8tres \u00e0 optimiser, surtout la position du capteur par rapport au PST.
\nJe suis oblig\u00e9 de faire un flat sinon franges +++<\/p>\n

Un jour moins turbulent \u00e7a devrait le faire.<\/p>\n

Filtre ERF 180
\nLunette 152 F5.9
\nPM x 2
\nEtalon PST
\nPM x 2.5
\nCam\u00e9ra AVT<\/p>\n

Exposure in \u00b5S : 2695
\nStack 10% de 1701 Images (28 images \/sec)<\/p>\n

F 29.5
\n\"\"<\/a><\/p>\n

A plus courte focale obligation de rogner mais la taille du champ +\/- H-Alpha parra\u00eet acceptable<\/p>\n

Filtre ERF 180
\nLunette 152 F5.9
\nPM x 2
\nEtalon PST
\nPM x 2.5
\nCam\u00e9ra AVT<\/p>\n

F900 x 2
\nExposure in \u00b5S : 251
\nStack 25 % de 2328 Images (38 images\/sec)<\/p>\n

F 11.8
\n\"\"<\/a><\/p>\n

Marc.<\/p>\n\n\n

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\n Veuillez voter<\/span>\n <\/div>\n <\/div>\n","protected":false},"excerpt":{"rendered":"

Ce n’est pas l’image du si\u00e8cle, elle n’est pas tr\u00e8s nette, mais je la poste pour montrer qu’apr\u00e8s des tr\u00e8s nombreux essais, il y a moyen d’obtenir un assez grand champ H-alpha homog\u00e8ne avec la modification PST. L’image est issue du capteur 1\/1,8″ de la cam\u00e9ra AVT Manta 282B ICX687. Pas de rognage du tout. […]<\/p>\n","protected":false},"author":17,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[2],"tags":[],"class_list":["post-9603","post","type-post","status-publish","format-standard","hentry","category-astrophotos"],"_links":{"self":[{"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/posts\/9603","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/users\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/comments?post=9603"}],"version-history":[{"count":1,"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/posts\/9603\/revisions"}],"predecessor-version":[{"id":12083,"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/posts\/9603\/revisions\/12083"}],"wp:attachment":[{"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/media?parent=9603"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/categories?post=9603"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/tags?post=9603"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}