{"id":2143,"date":"2022-03-02T14:17:10","date_gmt":"2022-03-02T13:17:10","guid":{"rendered":"https:\/\/stel.asu.cas.cz\/cs\/?p=2143"},"modified":"2022-03-02T16:02:24","modified_gmt":"2022-03-02T15:02:24","slug":"system-hr-6819-je-dvojhvezda-s-prenosem-hmoty-ale-cernou-diru-neobsahuje","status":"publish","type":"post","link":"https:\/\/stel.asu.cas.cz\/cs\/2022\/03\/02\/system-hr-6819-je-dvojhvezda-s-prenosem-hmoty-ale-cernou-diru-neobsahuje\/","title":{"rendered":"Syst\u00e9m HR 6819 je dvojhv\u011bzda s p\u0159enosem hmoty, \u010dernou d\u00edru v\u0161ak neobsahuje"},"content":{"rendered":"\n<p>V roce 2020 ozn\u00e1mil t\u00fdm astronom\u016f Evropsk\u00e9 ji\u017en\u00ed observato\u0159e (ESO) objev Zemi nejbli\u017e\u0161\u00ed \u010dern\u00e9 d\u00edry, kter\u00e1 se m\u011bla nach\u00e1zet jen asi tis\u00edc sv\u011bteln\u00fdch let daleko v syst\u00e9mu hv\u011bzdy HR 6819. Nov\u00e1 pozorov\u00e1n\u00ed v\u0161ak uk\u00e1zala, \u017ee se zde \u010dern\u00e1 d\u00edra nenach\u00e1z\u00ed. Jedn\u00e1 se ale o zaj\u00edmav\u00fd dvojhv\u011bzdn\u00fd syst\u00e9m s p\u0159enosem hmoty ve vz\u00e1cn\u00e9 kr\u00e1tkodob\u00e9 f\u00e1zi v\u00fdvoje.<\/p>\n\n\n\n<p>V\u00fdsledky v\u00fdzkumu, byly publikov\u00e1ny v pr\u00e1ci s n\u00e1zvem \u201c<em>HR 6819 is a binary system with no black hole: Revisiting the source with infrared interferometry and optical integral field spectroscopy<\/em>\u201d autor\u016f Frost A. J. a kol. (DOI:\u00a0<a href=\"https:\/\/www.aanda.org\/10.1051\/0004-6361\/202143004\">10.1051\/0004-6361\/202143004<\/a>)\u00a0zve\u0159ejn\u011bn\u00e9 v \u010dasopise Astronomy &amp; Astrophysics.\u00a0Mezi spoluautory \u010dl\u00e1nku je tak\u00e9 <a href=\"https:\/\/stel.asu.cas.cz\/cs\/fyzika-horkych-hvezd\/lide\/#mauricio\">Mauricio Cabezas<\/a>, PhD student Karlovy University v Preze, tehdy p\u016fsob\u00edc\u00ed v Odd\u011blen\u00ed Galaxi\u00ed a planet\u00e1rn\u00edch syst\u00e9m\u016f a sou\u010dasn\u00fd \u010dlen Stel\u00e1rn\u00edho odd\u011blen\u00ed. <\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>podrobnosti naleznete v <a href=\"https:\/\/www.eso.org\/public\/czechrepublic\/news\/eso2204\/?lang\" target=\"_blank\" rel=\"noreferrer noopener\">Tiskov\u00e9 zpr\u00e1v\u011b ESO2204<\/a><\/li><li><a href=\"https:\/\/www.eso.org\/public\/archives\/releases\/sciencepapers\/eso2204\/eso2204a.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">v\u011bdeck\u00fd \u010dl\u00e1nek<\/a><\/li><\/ul>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>V roce 2020 ozn\u00e1mil t\u00fdm astronom\u016f Evropsk\u00e9 ji\u017en\u00ed observato\u0159e (ESO) objev Zemi nejbli\u017e\u0161\u00ed \u010dern\u00e9 d\u00edry, kter\u00e1 se m\u011bla nach\u00e1zet jen asi tis\u00edc sv\u011bteln\u00fdch let daleko<\/p>\n","protected":false},"author":4,"featured_media":2147,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37,32],"tags":[],"class_list":["post-2143","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-horke-hvezdy","category-novinky"],"_links":{"self":[{"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/posts\/2143","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/comments?post=2143"}],"version-history":[{"count":6,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/posts\/2143\/revisions"}],"predecessor-version":[{"id":2155,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/posts\/2143\/revisions\/2155"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/media\/2147"}],"wp:attachment":[{"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/media?parent=2143"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/categories?post=2143"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/tags?post=2143"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}