{"id":27976,"date":"2020-03-25T19:02:41","date_gmt":"2020-03-25T18:02:41","guid":{"rendered":"http:\/\/www.astrobreuillet.fr\/wordpress\/?post_type=project&#038;p=27976"},"modified":"2020-03-26T11:44:59","modified_gmt":"2020-03-26T10:44:59","slug":"messier-51-2","status":"publish","type":"project","link":"https:\/\/www.astrobreuillet.fr\/wordpress\/?project=messier-51-2","title":{"rendered":"Messier 101"},"content":{"rendered":"<p>Views: 110<\/p>[et_pb_section fb_built=&#8221;1&#8243; _builder_version=&#8221;3.26.6&#8243;][et_pb_row column_structure=&#8221;1_2,1_2&#8243; _builder_version=&#8221;3.26.6&#8243; custom_margin=&#8221;-35px|auto||auto||&#8221;][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;3.26.6&#8243;][et_pb_accordion _builder_version=&#8221;3.26.6&#8243; toggle_font=&#8221;|700||on|||||&#8221; toggle_font_size=&#8221;21px&#8221; body_text_color=&#8221;#000000&#8243; body_font_size=&#8221;16px&#8221; body_line_height=&#8221;1.6em&#8221;][et_pb_accordion_item title=&#8221;Messier 101&#8243; _builder_version=&#8221;3.26.6&#8243; open=&#8221;off&#8221;]\n<p>Galaxie spirale<\/p>\n[\/et_pb_accordion_item][et_pb_accordion_item title=&#8221;Prise de vue&#8221; _builder_version=&#8221;3.26.6&#8243; open=&#8221;on&#8221;]\n<ul>\n<li>23mars 2020<\/li>\n<li>APN 6D EOS d\u00e9filtr\u00e9 au foyer d&#8217;un telescope 8 &#8221; Ritchey Chretien de 1600mm de focale<\/li>\n<li><strong>9 x 90&#8242; -3200 iso<\/strong><\/li>\n<li>Traitement et compilation sous SIRIL<\/li>\n<li>Post traitement adobe PHOTOSHOP\u00ae<\/li>\n<\/ul>\n[\/et_pb_accordion_item][et_pb_accordion_item title=&#8221;Wiki&#8221; open=&#8221;off&#8221; _builder_version=&#8221;3.26.6&#8243;]\n<p><b>M101<\/b><span>, \u00e9galement appel\u00e9e\u00a0<\/span><b>NGC 5457<\/b><span>\u00a0ou\u00a0<\/span><b>galaxie du Moulinet<\/b><span>, est une\u00a0<\/span><a href=\"https:\/\/fr.wikipedia.org\/wiki\/Galaxie_spirale\" title=\"Galaxie spirale\">galaxie spirale<\/a><span>\u00a0situ\u00e9e dans la\u00a0<\/span><a href=\"https:\/\/fr.wikipedia.org\/wiki\/Grande_Ourse\" title=\"Grande Ourse\">Grande Ourse<\/a><span>\u00a0et distante d&#8217;environ\u00a07\u00a0<\/span><abbr class=\"abbr\" title=\"m\u00e9gaparsec\"><a href=\"https:\/\/fr.wikipedia.org\/wiki\/M%C3%A9gaparsec\" class=\"mw-redirect\" title=\"M\u00e9gaparsec\">Mpc<\/a><\/abbr><span>\u00a0(\u223c22,8\u00a0<\/span><abbr class=\"abbr\" title=\"millions d'a.l.\">millions\u00a0d&#8217;<a href=\"https:\/\/fr.wikipedia.org\/wiki\/Ann%C3%A9e-lumi%C3%A8re\" title=\"Ann\u00e9e-lumi\u00e8re\">a.l.<\/a><\/abbr><span>). M101 est vue exactement du dessus mais ses bras spiraux ne sont visibles qu&#8217;avec de grands\u00a0<\/span><a href=\"https:\/\/fr.wikipedia.org\/wiki\/T%C3%A9lescope\" title=\"T\u00e9lescope\">t\u00e9lescopes<\/a><span>. Le diam\u00e8tre de cette galaxie (170\u00a0000\u00a0<\/span><abbr class=\"abbr\" title=\"ann\u00e9es-lumi\u00e8re\"><a href=\"https:\/\/fr.wikipedia.org\/wiki\/Ann%C3%A9e-lumi%C3%A8re\" title=\"Ann\u00e9e-lumi\u00e8re\">ann\u00e9es-lumi\u00e8re<\/a><\/abbr><span>) est 70\u00a0% plus grand que celui de la\u00a0<\/span><a href=\"https:\/\/fr.wikipedia.org\/wiki\/Voie_lact%C3%A9e\" title=\"Voie lact\u00e9e\">Voie lact\u00e9e<\/a><span>\u00a0(100\u00a0000\u00a0<\/span><abbr class=\"abbr\" title=\"ann\u00e9es-lumi\u00e8re\"><a href=\"https:\/\/fr.wikipedia.org\/wiki\/Ann%C3%A9e-lumi%C3%A8re\" title=\"Ann\u00e9e-lumi\u00e8re\">ann\u00e9es-lumi\u00e8re<\/a><\/abbr><span>) pour une masse stellaire de l&#8217;ordre de 1\u00a0000\u00a0milliards de\u00a0<\/span><a href=\"https:\/\/fr.wikipedia.org\/wiki\/Masse_solaire\" title=\"Masse solaire\">masses solaires<\/a><sup id=\"cite_ref-1\" class=\"reference\"><a href=\"https:\/\/fr.wikipedia.org\/wiki\/M101#cite_note-1\">1<\/a><\/sup><span>, environ dix fois la masse de notre galaxie.<\/span><\/p>\n[\/et_pb_accordion_item][\/et_pb_accordion][\/et_pb_column][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;3.26.6&#8243;][et_pb_team_member name=&#8221;St\u00e9phane&#8221; position=&#8221;Webmaster, Fada&#8221; image_url=&#8221;https:\/\/www.astrobreuillet.fr\/wordpress\/wp-content\/uploads\/2020\/03\/astrocool2.jpg&#8221; use_icon_font_size=&#8221;on&#8221; _builder_version=&#8221;3.26.6&#8243; header_font=&#8221;ABeeZee|700|||||||&#8221; header_text_align=&#8221;center&#8221; header_font_size=&#8221;18px&#8221; header_line_height=&#8221;1.6em&#8221; body_font_size=&#8221;16px&#8221; body_line_height=&#8221;1.6em&#8221; position_font=&#8221;ABeeZee|700|||||||&#8221; position_font_size=&#8221;16px&#8221; position_line_height=&#8221;1.6em&#8221; border_radii_image=&#8221;on|10px|10px|10px|10px&#8221; border_color_all_image=&#8221;#0C71C3&#8243; text_orientation=&#8221;center&#8221; custom_margin=&#8221;auto|auto|auto|auto|false|false&#8221; custom_padding=&#8221;|0px|0px|0px|false|false&#8221; custom_css_member_image=&#8221;margin-left:auto; margin-right:auto;&#8221;][\/et_pb_team_member][\/et_pb_column][\/et_pb_row][\/et_pb_section]\n","protected":false},"excerpt":{"rendered":"<p>Galaxie spirale 23mars 2020 APN 6D EOS d\u00e9filtr\u00e9 au foyer d&#8217;un telescope 8 &#8221; Ritchey Chretien de 1600mm de focale 9 x 90&#8242; -3200 iso Traitement et compilation sous SIRIL Post traitement adobe PHOTOSHOP\u00ae M101, \u00e9galement appel\u00e9e\u00a0NGC 5457\u00a0ou\u00a0galaxie du Moulinet, est une\u00a0galaxie spirale\u00a0situ\u00e9e dans la\u00a0Grande Ourse\u00a0et distante d&#8217;environ\u00a07\u00a0Mpc\u00a0(\u223c22,8\u00a0millions\u00a0d&#8217;a.l.). M101 est vue exactement du dessus mais [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":27988,"comment_status":"open","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","_s2mail":"yes","footnotes":""},"project_category":[62,60,128],"class_list":["post-27976","project","type-project","status-publish","has-post-thumbnail","hentry","project_category-apn","project_category-ciel-profond","project_category-messier"],"_links":{"self":[{"href":"https:\/\/www.astrobreuillet.fr\/wordpress\/index.php?rest_route=\/wp\/v2\/project\/27976"}],"collection":[{"href":"https:\/\/www.astrobreuillet.fr\/wordpress\/index.php?rest_route=\/wp\/v2\/project"}],"about":[{"href":"https:\/\/www.astrobreuillet.fr\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/project"}],"author":[{"embeddable":true,"href":"https:\/\/www.astrobreuillet.fr\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.astrobreuillet.fr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=27976"}],"version-history":[{"count":5,"href":"https:\/\/www.astrobreuillet.fr\/wordpress\/index.php?rest_route=\/wp\/v2\/project\/27976\/revisions"}],"predecessor-version":[{"id":27990,"href":"https:\/\/www.astrobreuillet.fr\/wordpress\/index.php?rest_route=\/wp\/v2\/project\/27976\/revisions\/27990"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.astrobreuillet.fr\/wordpress\/index.php?rest_route=\/wp\/v2\/media\/27988"}],"wp:attachment":[{"href":"https:\/\/www.astrobreuillet.fr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=27976"}],"wp:term":[{"taxonomy":"project_category","embeddable":true,"href":"https:\/\/www.astrobreuillet.fr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fproject_category&post=27976"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}