{"id":95206,"date":"2024-03-10T21:00:08","date_gmt":"2024-03-10T20:00:08","guid":{"rendered":"https:\/\/www.astb.se\/cassiopeiabloggen\/?p=95206"},"modified":"2024-03-10T21:03:12","modified_gmt":"2024-03-10T20:03:12","slug":"nr-20-2924","status":"publish","type":"post","link":"https:\/\/www.astb.se\/cassiopeiabloggen\/2024\/03\/10\/nr-20-2924\/","title":{"rendered":"Nr 20 2924"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">&#8220;Integralen&#8221; synad fr\u00e5n Malm\u00f6<\/h2>\n\n\n\n<p><strong>Hans Hilderfors<\/strong> ber\u00e4ttar att UGC 3697 \u00e4r en s\u00e4llan fotograferad men intressant liten, kantst\u00e4lld och missformad galax cirka 100 miljoner ljus\u00e5r bort i stj\u00e4rnbilden Giraffen.<\/p>\n\n\n\n<p>Dess relativa storlek \u00e4r 3,2&#8242; x 0,4&#8242; och den \u00e4r ljussvag. D\u00e4rf\u00f6r ganska sv\u00e5rf\u00e5ngad fotografiskt fr\u00e5n Malm\u00f6.<\/p>\n\n\n\n<p>Den uppt\u00e4cktes 1967 vid Palomar Observatory av <strong>Geoffrey Burbidge<\/strong> via Sky Survey programmets fotopl\u00e5tar.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2024\/03\/UGC-3697-2024-03-07-1.jpg\"><img decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2024\/03\/UGC-3697-2024-03-07-1-1024x768.jpg\" alt=\"\" class=\"wp-image-95207\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2024\/03\/UGC-3697-2024-03-07-1-1024x768.jpg 1024w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2024\/03\/UGC-3697-2024-03-07-1-300x225.jpg 300w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2024\/03\/UGC-3697-2024-03-07-1-768x576.jpg 768w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2024\/03\/UGC-3697-2024-03-07-1-1536x1152.jpg 1536w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2024\/03\/UGC-3697-2024-03-07-1.jpg 1600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure><\/div>\n\n\n<p><\/p>\n\n\n\n<p>&#8211; P\u00e5 grund av sitt snedvridna utseende kallas den ibland f\u00f6r Integralteckensgalaxen. F\u00e5 andra galaxer \u00e4r s\u00e5 missformade (warped) som denna. Formen p\u00e5 UGC 3697 \u00e4r unik med galax\u00e4ndar som pekar i motsatta riktningar. Mekanismen bakom detta utseende \u00e4r inte helt fastst\u00e4lld. Kanske tidigare kollision med annan liten galax eller m\u00f6jligen gravitationsp\u00e5verkan fr\u00e5n en eller flera n\u00e4raliggande galaxer eller m\u00f6rk materia. Klicka\u00a0<strong><a href=\"https:\/\/ui.adsabs.harvard.edu\/abs\/2004bdmh.confE..70M\/abstract\">h\u00e4r<\/a><\/strong> f\u00f6r mer information.<\/p>\n\n\n\n<p>&#8211; Den tillh\u00f6r en klass av galaxer som kallas \u201dsuper-thin type Sd spiral galaxy\u201d. Denna klass har 10 till 1 eller h\u00f6gre f\u00f6rh\u00e5llande mellan diameter och tjocklek. Min bild g\u00e5r ner till magnitud 20 p\u00e5 svagaste stj\u00e4rnorna.<\/p>\n\n\n\n<p>Fotograferad fr\u00e5n Malm\u00f6 2024-03-07 med en 13 cm refraktor och kyld CMOS-kamera.<\/p>\n\n\n\n<p>Exponeringstid: totalt 5 timmar f\u00f6rdelat p\u00e5 fyra olika filter, LRGB.<\/p>\n\n\n\n<p>Bildf\u00e4lt: 13,1&#8242; x 9,8&#8242;.<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>&#8220;Integralen&#8221; synad fr\u00e5n Malm\u00f6 Hans Hilderfors ber\u00e4ttar att UGC 3697 \u00e4r en s\u00e4llan fotograferad men intressant liten, kantst\u00e4lld och missformad galax cirka 100 miljoner ljus\u00e5r bort i stj\u00e4rnbilden Giraffen. Dess relativa storlek \u00e4r 3,2&#8242; x 0,4&#8242; och den \u00e4r ljussvag. D\u00e4rf\u00f6r ganska sv\u00e5rf\u00e5ngad fotografiskt fr\u00e5n Malm\u00f6. Den uppt\u00e4cktes 1967 vid Palomar Observatory av Geoffrey Burbidge&hellip;&nbsp;<a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/2024\/03\/10\/nr-20-2924\/\" rel=\"bookmark\">L\u00e4s mer &raquo;<span class=\"screen-reader-text\">Nr 20 2924<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rop_custom_images_group":[],"rop_custom_messages_group":[],"rop_publish_now":"initial","rop_publish_now_accounts":[],"rop_publish_now_history":[],"rop_publish_now_status":"pending","neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","footnotes":""},"categories":[3],"tags":[],"_links":{"self":[{"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/posts\/95206"}],"collection":[{"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/comments?post=95206"}],"version-history":[{"count":3,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/posts\/95206\/revisions"}],"predecessor-version":[{"id":95210,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/posts\/95206\/revisions\/95210"}],"wp:attachment":[{"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/media?parent=95206"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/categories?post=95206"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/tags?post=95206"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}