{"id":31519,"date":"2020-10-04T22:33:49","date_gmt":"2020-10-04T19:33:49","guid":{"rendered":"http:\/\/life.karpat.in.ua\/?p=31519"},"modified":"2020-10-04T16:24:11","modified_gmt":"2020-10-04T13:24:11","slug":"ragyogo-szupernovat-fotozott-a-hubble-urtavcso","status":"publish","type":"post","link":"https:\/\/life.karpat.in.ua\/?p=31519&lang=hu","title":{"rendered":"Ragyog\u00f3 szupern\u00f3v\u00e1t fot\u00f3zott a Hubble-\u0171rt\u00e1vcs\u0151"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Ugyan az emberi \u00e9sszel felfoghatatlan m\u00e9ret\u0171 univerzumban nagyj\u00e1b\u00f3l m\u00e1sodpercenk\u00e9nt elpusztul egy csillag, az viszonylag ritka, hogy ezt a folyamatot ak\u00e1r csak r\u00e9szlet\u00e9ben k\u00f6vetni tudn\u00e1nk, \u00e9ppen ez\u00e9rt rendk\u00edv\u00fcl k\u00fcl\u00f6nleges az a Hubble-\u0171rt\u00e1vcs\u0151 \u00e1ltal r\u00f6gz\u00edtett, cs\u00fct\u00f6rt\u00f6k\u00f6n k\u00f6z\u00f6lt felv\u00e9tel, melyen egy galaxis egyik csillag\u00e1nak hal\u00e1ltus\u00e1ja l\u00e1that\u00f3. Az \u0171rt\u00e1vcs\u0151 egy \u00e9ven \u00e1t figyelte a szupern\u00f3v\u00e1t, ami \u00f6tmilli\u00e1rd Nap f\u00e9ny\u00e9vel \u00e9gett, \u00e9s galaxis\u00e1nak \u00f6sszes csillag\u00e1t t\u00falragyogta, miel\u0151tt elhalv\u00e1nyult volna \u2013 \u00edrja az Engadget.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"815\" height=\"543\" src=\"http:\/\/life.karpat.in.ua\/wp-content\/uploads\/2020\/10\/galaxis.jpg\" alt=\"\" class=\"wp-image-31520\" srcset=\"https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2020\/10\/galaxis.jpg 815w, https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2020\/10\/galaxis-300x200.jpg 300w, https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2020\/10\/galaxis-768x512.jpg 768w\" sizes=\"auto, (max-width: 815px) 100vw, 815px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Az SN2018gv n\u00e9ven ismert szupern\u00f3v\u00e1t el\u0151sz\u00f6r 2018 elej\u00e9n \u00e9szlelt\u00e9k a F\u00f6ldt\u0151l nagyj\u00e1b\u00f3l 70 milli\u00f3 f\u00e9ny\u00e9vnyire tal\u00e1lhat\u00f3 NGC 2525 galaxisban. Az SN2018gv egy Ia t\u00edpus\u00fa szupern\u00f3va, vagyis egy szoros kett\u0151s vagy t\u00f6bbes rendszerekben l\u00e9v\u0151 feh\u00e9r t\u00f6rpe v\u00e9gs\u0151 robban\u00e1sa, melyben az egyik csillag a t\u00e1rscsillag\u00e1t\u00f3l sz\u00edvja el annak alkot\u00f3elemeit. Amikor elegend\u0151 anyagot \u2013 eg\u00e9szen pontosan a Nap t\u00f6meg\u00e9nek 1,44-szeres\u00e9t \u2013 sz\u00edvott el, beindul a sz\u00e9nf\u00fazi\u00f3, ami teljesen sz\u00e9tszak\u00edtja a csillagot. Annak ellen\u00e9re, hogy a folyamatban viszonylag alacsony t\u00f6meg\u0171 csillagok vesznek r\u00e9szt, ezek a legf\u00e9nyesebb szupern\u00f3v\u00e1k, a maxim\u00e1lis f\u00e9nyess\u00e9g\u00fck pedig \u00e1lland\u00f3, \u00edgy a kutat\u00f3k el\u00e9g prec\u00edzen meg tudj\u00e1k \u00e1llap\u00edtani, hogy mekkora f\u00e9nnyel ragyognak.<\/p>\n\n\n\n<figure class=\"wp-block-embed-youtube wp-block-embed is-type-video is-provider-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Time-Lapse of Supernova in NGC 2525\" width=\"500\" height=\"281\" data-mhmlazyloadvideo=\"668cc1ccf0d71\" data-src=\"https:\/\/www.youtube.com\/embed\/hB2QQyEyF5k?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><script data-plugin=\"mhm_lazyloadvideo\">mhmlazyloadvideo(\"668cc1ccf0d71\");<\/script><noscript><iframe title=\"Time-Lapse of Supernova in NGC 2525\" width=\"500\" height=\"281\" data-mhmlazyloadvideo=\"6a2374a7b4a3f\" data-src=\"https:\/\/www.youtube.com\/embed\/hB2QQyEyF5k?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/noscript><script data-plugin=\"mhm_lazyloadvideo\">mhmlazyloadvideo(\"6a2374a7b4a3f\");<\/script><noscript><iframe title=\"Time-Lapse of Supernova in NGC 2525\" width=\"500\" height=\"281\" data-mhmlazyloadvideo=\"668cc1ccf0d71\" data-src=\"https:\/\/www.youtube.com\/embed\/hB2QQyEyF5k?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><script data-plugin=\"mhm_lazyloadvideo\">mhmlazyloadvideo(\"668cc1ccf0d71\");<\/script><noscript><iframe loading=\"lazy\" title=\"Time-Lapse of Supernova in NGC 2525\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/hB2QQyEyF5k?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/noscript><\/noscript>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c9ppen emiatt a t\u00e1vols\u00e1gok m\u00e9r\u00e9s\u00e9re is alkalmasak, a NASA kutat\u00f3i pedig pontosan ehhez haszn\u00e1lt\u00e1k az SN2018gv-t, egy olyan program keret\u00e9ben, amely az univerzum t\u00e1gul\u00e1s\u00e1nak m\u00e9rt\u00e9k\u00e9t hivatott meg\u00e1llap\u00edtani. A NASA \u00e1ltal most k\u00f6zz\u00e9tett time-lapse vide\u00f3n a szupern\u00f3va el\u0151sz\u00f6r egy ragyog\u00f3 csillagk\u00e9nt jelenik meg a galaxis sz\u00e9l\u00e9n, \u00e9s t\u00falragyog minden m\u00e1s csillagot, miel\u0151tt elhalv\u00e1nyulna.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A Hubble n\u00e9h\u00e1ny m\u00e1sodpercbe beles\u0171r\u00edtett felv\u00e9telein j\u00f3l l\u00e1tszik, hogy a szupern\u00f3va olyan gyorsan halv\u00e1nyult el, ahogy kigy\u00falt, ami persze nem is meglep\u0151. Ahogy azt a NASA is megjegyzi, amikor egy csillag napok alatt ad ki mag\u00e1b\u00f3l annyi energi\u00e1t, ami a Napnak \u00e9vmilli\u00e1rdokba telik, sejteni lehet, hogy nem sok\u00e1ig marad l\u00e1that\u00f3.<\/p>\n\n\n\n<p class=\"has-text-align-right wp-block-paragraph\"><strong><a href=\"https:\/\/telex.hu\/tudomany\/2020\/10\/03\/hubble-urtavcso-szupernova-nasa-csillag-urkutatas\" target=\"_blank\" rel=\"noreferrer noopener\">(telex.hu)<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Rendk\u00edv\u00fcl k\u00fcl\u00f6nleges az a Hubble-\u0171rt\u00e1vcs\u0151 \u00e1ltal r\u00f6gz\u00edtett felv\u00e9tel, melyen egy galaxis egyik csillag\u00e1nak hal\u00e1ltus\u00e1ja l\u00e1that\u00f3.<\/p>\n","protected":false},"author":12,"featured_media":31520,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[41,598,25,39],"tags":[22101,22102],"class_list":["post-31519","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cikkek","category-tudomany","category-videok","category-vilag","tag-hubble-urtavcso","tag-szupernova"],"_links":{"self":[{"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/posts\/31519","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=31519"}],"version-history":[{"count":0,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/posts\/31519\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/media\/31520"}],"wp:attachment":[{"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=31519"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=31519"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=31519"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}