{"id":208428,"date":"2025-03-12T07:21:54","date_gmt":"2025-03-12T12:21:54","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2025\/03\/black-hole-x-ray-binary-slx-1746-331-shows-unusual-outburst-pattern"},"modified":"2025-03-12T07:21:54","modified_gmt":"2025-03-12T12:21:54","slug":"black-hole-x-ray-binary-slx-1746-331-shows-unusual-outburst-pattern","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2025\/03\/black-hole-x-ray-binary-slx-1746-331-shows-unusual-outburst-pattern","title":{"rendered":"Black hole X-ray binary SLX 1746-331 shows unusual outburst pattern"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/black-hole-x-ray-binary-slx-1746-331-shows-unusual-outburst-pattern2.jpg\"><\/a><\/p>\n<p>Chinese astronomers investigated the spectral and temporal properties of a black hole X-ray binary system known as SLX 1746-331, during its recent outburst. Results of the study, <a href=\"https:\/\/iopscience.iop.org\/article\/10.3847\/2041-8213\/ad3640\" target=\"_blank\">published<\/a> in <i>The Astrophysical Journal Letters<\/i>, could help us better understand the nature of this system and its behavior.<\/p>\n<p>X-ray binaries are composed of a normal star or a white dwarf transferring mass onto a compact neutron star or a black hole. Based on the mass of the companion star, astronomers divide them into low-mass X-ray binaries (LMXBs) and high-mass X-ray binaries (HMXBs).<\/p>\n<p>SLX 1746-331 is a transient black hole LMXB at a distance of about 35,200 light years, discovered in 1985. After a 13-year-long period of quiescence, it entered an outburst in 2023, which peaked on March 14.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Chinese astronomers investigated the spectral and temporal properties of a black hole X-ray binary system known as SLX 1746-331, during its recent outburst. Results of the study, published in The Astrophysical Journal Letters, could help us better understand the nature of this system and its behavior. X-ray binaries are composed of a normal star or [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[33],"tags":[],"class_list":["post-208428","post","type-post","status-publish","format-standard","hentry","category-cosmology"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/208428","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=208428"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/208428\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=208428"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=208428"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=208428"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}