Dne 31. ledna 2020 zachytila dru\u017eice Swift mohutn\u00fd z\u00e1blesk gama ozna\u010den\u00fd GRB 200131A. U\u017e po necel\u00e9 minut\u011b se k pozorov\u00e1n\u00ed p\u0159idal ond\u0159ejovsk\u00fd robotick\u00fd Small Binocular Telescope a po\u0159\u00eddil sn\u00edmky, kter\u00e9 uk\u00e1zaly prudk\u00fd pokles optick\u00e9 jasnosti. Tak rychl\u00fd start m\u011b\u0159en\u00ed je mimo\u0159\u00e1dn\u011b vz\u00e1cn\u00fd \u2013 pr\u00e1v\u011b v t\u011bchto prvn\u00edch minut\u00e1ch se m\u016f\u017ee projevit kr\u00e1tkodob\u00e1, ale v\u00fdznamn\u00e1 f\u00e1ze v\u00fdbuchu: tzv. reverzn\u00ed r\u00e1zov\u00e1 vlna, kdy \u010d\u00e1st energie m\u00ed\u0159\u00ed zp\u011bt do vyvr\u017een\u00e9 hmoty.<\/p>\n\n\n\n
GRB 200131A, zaznamenan\u00fd 31. ledna 2020, p\u0159edstavuje u\u010debnicov\u00fd p\u0159\u00edklad. Z\u00e1blesk byl detekov\u00e1n dru\u017eic\u00ed Swift a z\u00e1rove\u0148 dru\u017eic\u00ed Wind. B\u011bhem prvn\u00ed minuty se do pozorov\u00e1n\u00ed zapojil i robotick\u00fd Small Binocular Telescope (SBT) na observato\u0159i v Ond\u0159ejov\u011b, kter\u00fd po\u0159\u00eddil s\u00e9rii sn\u00edmk\u016f, je\u017e zachytily velmi strm\u00fd pokles optick\u00e9 jasnosti. <\/p>\n\n\n\n
T\u00fdm veden\u00fd Martinem Jel\u00ednkem ze Stel\u00e1rn\u00edho odd\u011blen\u00ed ASU tak z\u00edskal k anal\u00fdze unik\u00e1tn\u00ed materi\u00e1l. Kl\u00ed\u010dov\u00fdm momentem byla extr\u00e9mn\u011b rychl\u00e1 reakce \u2013 prvn\u00ed sn\u00edmek byl po\u0159\u00edzen 57 sekund po detekci na dru\u017eici, p\u0159i\u010dem\u017e zpracovan\u00e1 fotometrie za\u010d\u00edn\u00e1 63 vte\u0159in po z\u00e1blesku. S\u00e9rie 39 sn\u00edmk\u016f z hlavn\u00edch kamer a 48 z pomocn\u00e9 kamery SBT byla dopln\u011bna o pozd\u011bj\u0161\u00ed data z teleskopu TLS v Tautenburgu, z dal\u0161\u00edch pozorovac\u00edch stanic a z dru\u017eice Swift.<\/p>\n\n\n\n
Pokra\u010dov\u00e1n\u00ed: web ASU<\/a><\/p>\n\n\n\n Popis obr\u00e1zku<\/strong>: Pozice rentgenov\u00e9ho zdroje identifikovan\u00e9ho p\u0159\u00edstrojem XRT na dru\u017eici Swift na pozad\u00ed sn\u00edmku z dalekohledu UVOT na t\u00e9\u017ee dru\u017eici. Kompozice zachycuje okol\u00ed z\u00e1blesku GRB 200131A, expozi\u010dn\u00ed doba pozad\u00ed v optick\u00e9 a bl\u00edzk\u00e9 ultrafialov\u00e9 oblasti je 540 s.<\/em> Autor: \u00a9 University of Leicester<\/em><\/p>\n\n\n\n <\/p>\n\n\n\n <\/p>\n","protected":false},"excerpt":{"rendered":" Dne 31. ledna 2020 zachytila dru\u017eice Swift mohutn\u00fd z\u00e1blesk gama ozna\u010den\u00fd GRB 200131A. U\u017e po necel\u00e9 minut\u011b se k pozorov\u00e1n\u00ed p\u0159idal ond\u0159ejovsk\u00fd robotick\u00fd Small Binocular<\/p>\n","protected":false},"author":1,"featured_media":3491,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37,32],"tags":[],"class_list":["post-3489","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\/3489","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\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/comments?post=3489"}],"version-history":[{"count":6,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/posts\/3489\/revisions"}],"predecessor-version":[{"id":3499,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/posts\/3489\/revisions\/3499"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/media\/3491"}],"wp:attachment":[{"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/media?parent=3489"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/categories?post=3489"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/tags?post=3489"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}Dal\u0161\u00ed informace<\/h4>\n\n\n\n
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