{"id":299,"date":"2018-12-10T23:20:10","date_gmt":"2018-12-10T23:20:10","guid":{"rendered":"http:\/\/www.zakryty.cz\/?page_id=299"},"modified":"2025-01-04T12:15:40","modified_gmt":"2025-01-04T12:15:40","slug":"objev-dvojhvezdy","status":"publish","type":"page","link":"https:\/\/www.zakryty.cz\/index.php\/objevy\/objev-dvojhvezdy\/","title":{"rendered":"Objev dvojhv\u011bzdy TYC 1769-01181-1"},"content":{"rendered":"\n<p style=\"font-size:16px\">V noci 25. \/ 26. 7. 2018 jsem v Ma\u010farsku p\u0159i pozorov\u00e1n\u00ed z\u00e1krytu planetkou (476) Hedwig objevil podvojnost zakr\u00fdvan\u00e9 hv\u011bzdy v souhv\u011bzd\u00ed Berana. \u0160lo o hv\u011bzdu o jasnosti 11,9 magnitudy s ozna\u010den\u00edm TYC 1769-01181-1. Video ke shl\u00e9dnut\u00ed <a aria-label=\"zde (otev\u0159e se na nov\u00e9 z\u00e1lo\u017ece)\" href=\"https:\/\/youtu.be\/1eEv5zonvS4\" target=\"_blank\" rel=\"noreferrer noopener\">zde<\/a>. Zakr\u00fdvan\u00e1 hv\u011bzda je p\u0159ibli\u017en\u011b uprost\u0159ed zorn\u00e9ho pole. Je patrn\u00e9 nejprve zeslaben\u00ed jasu hv\u011bzdy (zakryt\u00ed jedn\u00e9 ze slo\u017eek dvojhv\u011bzdy), po p\u00e1r sekund\u00e1ch pohasnut\u00ed (v z\u00e1krytu ob\u011b slo\u017eky).<\/p>\n\n\n\n<p style=\"font-size:16px\">St\u00edn planetky putoval Evropou od jihu k severu. P\u0159ibli\u017en\u011b ve 3 h 10 min 56 s SEL\u010c nastal u Balatonu vstup prvn\u00ed slo\u017eky dvojhv\u011bzdy za planetku. Asi o 16 sekund pozd\u011bji z\u00e1kryt, ale pouze slab\u0161\u00ed slo\u017eky, zaznamenal na severoz\u00e1pad\u011b Slovenska Peter Delin\u010d\u00e1k. O dal\u0161\u00edch v\u00edce ne\u017e 20 sekund nastal z\u00e1kryt pro pozorovatele Macieje Jarmoce na severov\u00fdchod\u011b Polska. Z jeho z\u00e1znamu byl odvozen pom\u011br jasnost\u00ed slo\u017eek.<\/p>\n\n\n\n<p style=\"font-size:16px\">Jasnost slo\u017eky A \u010din\u00ed 12,51 mag a jasnost slo\u017eky B 12,82 mag. Nejprve byla z m\u00e9ho pohledu zakryta jasn\u011bj\u0161\u00ed slo\u017eka, pot\u00e9 slab\u0161\u00ed, a sice v sekvenci A-B-A-B (DDRR). Eric Frappa stanovil na z\u00e1klad\u011b v\u0161ech pozorov\u00e1n\u00ed \u00fahlovou vzd\u00e1lenost slo\u017eek na 0,0402 \u00fahlov\u00e9 vte\u0159iny, viz <a href=\"https:\/\/euraster.ericfrappa.com\/results\/2018\/20180726-Hedwig_crd+ds.gif\" target=\"_blank\" rel=\"noreferrer noopener\">obr\u00e1zek<\/a>.<\/p>\n\n\n\n<p style=\"font-size:16px\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>V noci 25. \/ 26. 7. 2018 jsem v Ma\u010farsku p\u0159i pozorov\u00e1n\u00ed z\u00e1krytu planetkou (476) Hedwig objevil podvojnost zakr\u00fdvan\u00e9 hv\u011bzdy v souhv\u011bzd\u00ed Berana. \u0160lo o hv\u011bzdu o jasnosti 11,9 magnitudy s ozna\u010den\u00edm TYC 1769-01181-1. Video ke shl\u00e9dnut\u00ed zde. Zakr\u00fdvan\u00e1 hv\u011bzda je p\u0159ibli\u017en\u011b uprost\u0159ed zorn\u00e9ho pole. Je patrn\u00e9 nejprve zeslaben\u00ed jasu hv\u011bzdy (zakryt\u00ed jedn\u00e9 ze slo\u017eek &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/www.zakryty.cz\/index.php\/objevy\/objev-dvojhvezdy\/\" class=\"more-link\">Pokra\u010dovat ve \u010dten\u00ed<span class=\"screen-reader-text\"> &#8222;Objev dvojhv\u011bzdy TYC 1769-01181-1&#8220;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":2163,"menu_order":2,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-299","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.zakryty.cz\/index.php\/wp-json\/wp\/v2\/pages\/299","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zakryty.cz\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.zakryty.cz\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.zakryty.cz\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zakryty.cz\/index.php\/wp-json\/wp\/v2\/comments?post=299"}],"version-history":[{"count":33,"href":"https:\/\/www.zakryty.cz\/index.php\/wp-json\/wp\/v2\/pages\/299\/revisions"}],"predecessor-version":[{"id":2185,"href":"https:\/\/www.zakryty.cz\/index.php\/wp-json\/wp\/v2\/pages\/299\/revisions\/2185"}],"up":[{"embeddable":true,"href":"https:\/\/www.zakryty.cz\/index.php\/wp-json\/wp\/v2\/pages\/2163"}],"wp:attachment":[{"href":"https:\/\/www.zakryty.cz\/index.php\/wp-json\/wp\/v2\/media?parent=299"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}