{"id":200250,"date":"2024-11-27T05:31:26","date_gmt":"2024-11-27T11:31:26","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2024\/11\/observations-detect-the-lowest-mass-ratio-contact-binary-to-date"},"modified":"2024-11-27T05:31:26","modified_gmt":"2024-11-27T11:31:26","slug":"observations-detect-the-lowest-mass-ratio-contact-binary-to-date","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2024\/11\/observations-detect-the-lowest-mass-ratio-contact-binary-to-date","title":{"rendered":"Observations detect the lowest mass ratio contact binary to date"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/observations-detect-the-lowest-mass-ratio-contact-binary-to-date3.jpg\"><\/a><\/p>\n<p>Astronomers from China and South Korea report the detection of a contact binary system with an extremely low mass ratio of only 0.0356. The newfound system, which received the designation TYC 3801\u22121529\u22121, is therefore the lowest mass ratio contact binary discovered to date. The finding was detailed in a paper <a href=\"https:\/\/arxiv.org\/abs\/2411.12132\" target=\"_blank\">published<\/a> November 19 on the preprint server <i>arXiv<\/i>.<\/p>\n<p>Contact binaries consist of two stars orbiting so closely that they share a common gaseous envelope. The components of such systems often have similar effective temperatures and luminosities, regardless of their respective masses.<\/p>\n<p>The cutoff mass ratio for contact binaries is still a subject of debate. Latest studies suggest that these binaries should have a minimum mass ratio of about 0.038\u22120.041.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Astronomers from China and South Korea report the detection of a contact binary system with an extremely low mass ratio of only 0.0356. The newfound system, which received the designation TYC 3801\u22121529\u22121, is therefore the lowest mass ratio contact binary discovered to date. The finding was detailed in a paper published November 19 on the [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-200250","post","type-post","status-publish","format-standard","hentry","category-space"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/200250","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=200250"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/200250\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=200250"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=200250"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=200250"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}