{"id":10593,"date":"2024-07-31T22:44:21","date_gmt":"2024-07-31T22:44:21","guid":{"rendered":"https:\/\/groupeastronomiespa.be\/astrogas\/imagerie-solaire-en-ha-x1-25\/"},"modified":"2025-06-08T22:43:45","modified_gmt":"2025-06-08T20:43:45","slug":"imagerie-solaire-en-ha-x1-25","status":"publish","type":"post","link":"https:\/\/groupeastronomiespa.be\/astrogas\/imagerie-solaire-en-ha-x1-25\/","title":{"rendered":"Imagerie solaire en Ha – x1.25"},"content":{"rendered":"

Les \u00e9talons solaires Ha doivent travailler \u00e0 haut rapport de focale, typiquement f30 (f6 * 5).<\/p>\n

Un t\u00e9lescope de D300mm f6 combin\u00e9 \u00e0 une amplification x5 et les pixels de 5.86 microns de l’ASI 174 permet une r\u00e9solution de 0.133 ArcSec\/Pixel.<\/p>\n

Ici, j’ai utilis\u00e9 une barlow compl\u00e9mentaire x1.25 pour augmenter un peu la r\u00e9solution \u00e0 0.106 ArcSec \/pixel.<\/p>\n

Le seeing doit \u00eatre d’autant meilleur, ce qui n’est pas toujours le cas.<\/p>\n

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Alexandre
\n2024-Jul-29
\nNewton F1800 mm, D300 mm
\nBarlow x1.25
\nTelecentric x5
\nSolar Spectrum 0.3A
\nASI 174<\/p>\n\n\n

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

Les \u00e9talons solaires Ha doivent travailler \u00e0 haut rapport de focale, typiquement f30 (f6 * 5). Un t\u00e9lescope de D300mm f6 combin\u00e9 \u00e0 une amplification x5 et les pixels de 5.86 microns de l’ASI 174 permet une r\u00e9solution de 0.133 ArcSec\/Pixel. Ici, j’ai utilis\u00e9 une barlow compl\u00e9mentaire x1.25 pour augmenter un peu la r\u00e9solution \u00e0 […]<\/p>\n","protected":false},"author":16,"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-10593","post","type-post","status-publish","format-standard","hentry","category-astrophotos"],"_links":{"self":[{"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/posts\/10593","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\/16"}],"replies":[{"embeddable":true,"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/comments?post=10593"}],"version-history":[{"count":1,"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/posts\/10593\/revisions"}],"predecessor-version":[{"id":11094,"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/posts\/10593\/revisions\/11094"}],"wp:attachment":[{"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/media?parent=10593"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/categories?post=10593"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/tags?post=10593"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}