{"id":106097,"date":"2020-04-26T23:05:28","date_gmt":"2020-04-27T06:05:28","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2020\/04\/a-unique-so-far-gravitational-wave-signal"},"modified":"2020-04-26T23:05:28","modified_gmt":"2020-04-27T06:05:28","slug":"a-unique-so-far-gravitational-wave-signal","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2020\/04\/a-unique-so-far-gravitational-wave-signal","title":{"rendered":"A unique (so far) gravitational wave signal"},"content":{"rendered":"<p><\/p>\n<p><iframe style=\"display: block; margin: 0 auto; width: 100%; aspect-ratio: 4\/3; object-fit: contain;\" src=\"https:\/\/www.youtube.com\/embed\/5AkT4bPk-00?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope;\n   picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p><a href=\"https:\/\/www.aei.mpg.de\/2482444\/a-signal-like-none-before\" target=\"_blank\" rel=\"noopener noreferrer\">Originally published by the Max Planck Institute for Gravitational Physics (Albert Einstein Institute, or AEI) in Hannover, Germany, on April 20, 2020.<\/a><\/p>\n<p>The expectations of the gravitational-wave re<i>search<\/i> community have been fulfilled: gravitational-wave discoveries are now part of their daily work as they have identified in the past observing run, <a href=\"https:\/\/www.ligo.org\/scientists\/GWEMalerts.php\" target=\"_blank\" rel=\"noopener noreferrer\">O3<\/a>, new gravitational-wave candidates about once a week. But now, the re<i>search<\/i>ers have published a remarkable signal unlike any of those seen before: <a href=\"https:\/\/en.wikipedia.org\/wiki\/GW190412\" rel=\"noopener noreferrer\" target=\"_blank\">GW190412<\/a> is the first observation of a binary black hole merger where the two black holes have distinctly different masses of about 8 and 30 times that of our sun. This not only has allowed more precise measurements of the system\u2019s astrophysical properties, but it has also enabled the <a href=\"https:\/\/dcc.ligo.org\/LIGO-G1601664\/public\" rel=\"noopener noreferrer\" target=\"_blank\">LIGO<\/a> and <a href=\"https:\/\/en.wikipedia.org\/wiki\/Virgo_interferometer\" rel=\"noopener noreferrer\" target=\"_blank\">Virgo<\/a> scientists to verify a yet-untested prediction of <a href=\"https:\/\/en.wikipedia.org\/wiki\/Introduction_to_general_relativity\" rel=\"noopener noreferrer\" target=\"_blank\">Einstein\u2019s theory of general relativity<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Originally published by the Max Planck Institute for Gravitational Physics (Albert Einstein Institute, or AEI) in Hannover, Germany, on April 20, 2020. The expectations of the gravitational-wave research community have been fulfilled: gravitational-wave discoveries are now part of their daily work as they have identified in the past observing run, O3, new gravitational-wave candidates about [\u2026]<\/p>\n","protected":false},"author":396,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[33,219],"tags":[],"class_list":["post-106097","post","type-post","status-publish","format-standard","hentry","category-cosmology","category-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/106097","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\/396"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=106097"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/106097\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=106097"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=106097"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=106097"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}