{"id":111532,"date":"2022-07-19T20:33:00","date_gmt":"2022-07-19T17:33:00","guid":{"rendered":"https:\/\/life.karpat.in.ua\/?p=111532"},"modified":"2022-07-19T04:16:47","modified_gmt":"2022-07-19T01:16:47","slug":"meteorit-csapodott-az-urtavcsobe","status":"publish","type":"post","link":"https:\/\/life.karpat.in.ua\/?p=111532&lang=hu","title":{"rendered":"Meteorit csap\u00f3dott az \u0171rt\u00e1vcs\u0151be"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>A NASA, az Eur\u00f3pai -, \u00e9s a Kanadai \u0170r\u00fcgyn\u00f6ks\u00e9g k\u00f6z\u00f6s projektj\u00e9ben \u00fczemeltetett James Webb \u0171rt\u00e1vcs\u0151 f\u0151t\u00fckr\u00e9t \u00e9rt mikrometeorit becsap\u00f3d\u00e1s nagyobb k\u00e1rt okozott egy \u00faj jelent\u00e9s szerint, mintsem azt eredetileg felt\u00e9telezt\u00e9k.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">A f\u0151t\u00fck\u00f6r s\u00e9r\u00fcl\u00e9se \u00e9rdemben nem befoly\u00e1solja az optikai teljes\u00edtm\u00e9nyt<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A 10 milli\u00e1rd doll\u00e1ros k\u00f6lts\u00e9ggel kifejlesztett \u00e9s Nap k\u00f6r\u00fcli p\u00e1ly\u00e1ra \u00e1ll\u00edtott James Webb \u0171rt\u00e1vcs\u0151 a F\u00f6ldt\u0151l 1,5 milli\u00f3 kilom\u00e9teres t\u00e1vols\u00e1gb\u00f3l vizsg\u00e1lja a kozmosz m\u00e9lys\u00e9geit. A James Webb a Hubble \u0171rt\u00e1vcs\u0151t\u0151l elt\u00e9r\u0151en els\u0151sorban az ultraviola \u00e9s az infrav\u00f6r\u00f6s sug\u00e1rz\u00e1shoz k\u00f6zeli 0,1\u20131 \u03bcm spektrumon v\u00e9gez vizsg\u00e1latokat. A 6,2 tonna t\u00f6meg\u0171 \u0171robszervat\u00f3rium m\u0171szer\u00e9nek \u201elelke&#8221;, a speci\u00e1lis 6,5 m\u00e9ter \u00e1tm\u00e9r\u0151j\u0171 f\u0151t\u00fck\u00f6r.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/cdn.nwmgroups.hu\/s\/img\/i\/2201\/20220102detre-ors.jpg?w=800&amp;h=800&amp;t=5\" alt=\"\"\/><figcaption>A James Webb \u0171rt\u00e1vcs\u0151 18 modulb\u00f3l \u00e1ll\u00f3 \u00f6sszehajtogathat\u00f3 6,5 m\u00e9ter \u00e1tm\u00e9r\u0151j\u0171 f\u0151t\u00fckre<\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">A m\u00falt \u00e9v december 25-\u00e9n felbocs\u00e1tott James Webb \u0171robszervat\u00f3riumot 2022 janu\u00e1rja \u00e9s j\u00faniusa k\u00f6z\u00f6tt \u00f6sszesen hat mikrometeorit becsap\u00f3d\u00e1s \u00e9rte a f\u0151t\u00fck\u00f6r \u00fczembe helyez\u00e9se k\u00f6zben \u2013 \u00e1ll a NASA k\u00f6zlem\u00e9ny\u00e9ben. Az els\u0151dleges vizsg\u00e1latok szerint ezekb\u0151l \u00f6t csak elhanyagolhat\u00f3 k\u00e1rokat okozott, viszont a hatodik becsap\u00f3d\u00e1s maradand\u00f3 s\u00e9r\u00fcl\u00e9st okozott a f\u0151t\u00fck\u00f6r C3-as jel\u0171 szegmens\u00e9n.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/cdn.nwmgroups.hu\/s\/img\/i\/2207\/2022071271.jpg?w=800&amp;h=450&amp;t=5\" alt=\"\"\/><figcaption>A James Webb \u0171rteleszk\u00f3p sz\u00e1m\u00edt\u00f3g\u00e9pes k\u00e9pe<\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">Ami nagy szerencse, hogy ez a s\u00e9r\u00fcl\u00e9s sem befoly\u00e1solja \u00e9rdemben a 6.5 m\u00e9ter \u00e1tm\u00e9r\u0151j\u0171 f\u0151t\u00fck\u00f6r teljes\u00edtm\u00e9ny\u00e9t,&nbsp;illetve nem rontja le felbont\u00f3k\u00e9pess\u00e9g\u00e9t, amit a m\u00falt h\u00e9ten k\u00f6zz\u00e9tett els\u0151 \u0171rfot\u00f3k is szeml\u00e9letesen bizony\u00edtanak.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/cdn.nwmgroups.hu\/s\/img\/i\/2207\/20220712galaxis.jpg?w=800&amp;h=574&amp;t=5\" alt=\"\"\/><figcaption>A \u201eStephan-\u00f6t\u00f6s&#8221; galaxisai k\u00f6z\u00e9p-infrav\u00f6r\u00f6s tartom\u00e1nyban a James Webb \u0171rteleszk\u00f3p felv\u00e9tel\u00e9n. A felv\u00e9tel m\u00e1r a f\u0151t\u00fck\u00f6r C3-as szegmens\u00e9nek s\u00e9r\u00fcl\u00e9se ut\u00e1n k\u00e9sz\u00fclt<\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">Azt term\u00e9szetesen nem lehet kiz\u00e1rni, hogy a j\u00f6v\u0151ben ne \u00e9rje \u00fajabb hasonl\u00f3, vagy&nbsp; esetleg&nbsp;m\u00e9g&nbsp; rombol\u00f3bb jelleg\u0171 mikrometeorit becsap\u00f3d\u00e1s az \u0171robszervat\u00f3riumot, amelynek t\u00edz \u00e9vre tervezt\u00e9k az \u00e9lettartam\u00e1t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Megsz\u00e1ml\u00e1lhatatlanul sok mikrometeorit kering a Nap k\u00f6r\u00fcl<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A James Webb \u0171rt\u00e1vcs\u00f6vet a F\u00f6ldt\u0151l 0,010 CSE ( Csillag\u00e1szati Egys\u00e9g) t\u00e1vols\u00e1gra, a Nap-F\u00f6ld rendszer \u00fagynevezett L2 Lagrange 2 pontj\u00e1nak a k\u00f6zel\u00e9ben \u00e1ll\u00edtott\u00e1k p\u00e1ly\u00e1ra. (Egy Csillag\u00e1szati Egys\u00e9g \u2013 CSE \u2013,\u00a0 azonos a F\u00f6ld-Nap k\u00f6zepes t\u00e1vols\u00e1ggal, vagyis kereken 149,9 milli\u00f3 kilom\u00e9ter,\u00a0 <em>a szerk.<\/em>)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ezen a ponton ugyanis az \u0171robszervat\u00f3rium a kinyitott, \u00e9s teniszp\u00e1lya m\u00e9ret\u0171 naperny\u0151je seg\u00edts\u00e9g\u00e9vel egyszerre tudja kitakarni a Nap, a F\u00f6ld \u00e9s a Hold zavar\u00f3 infrav\u00f6r\u00f6s sug\u00e1rz\u00e1s\u00e1t, ami egy\u00e9bk\u00e9nt felmeleg\u00edthetn\u00e9 az \u00e1lland\u00f3 -263 Celsius fokos h\u0151m\u00e9rs\u00e9kleten tartott rendszert.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/cdn.nwmgroups.hu\/s\/img\/i\/2112\/20211207muveszi-abra-a-james-webb.jpg?w=800&amp;h=450&amp;t=5\" alt=\"\"\/><figcaption>M\u0171v\u00e9szi \u00e1bra a James Webb \u0171rt\u00e1vcs\u0151r\u0151l<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">A F\u00f6ldt\u0151l t\u00e1voli bolyg\u00f3k\u00f6zi t\u00e9rbe kihelyezett m\u0171szer fokozottan kitett a Nap k\u00f6r\u00fcl kering\u0151 apr\u00f3 \u00e9gitestekkel, a mikrometeoritokkal val\u00f3 \u00fctk\u00f6z\u00e9snek.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A csillag\u00e1szati szakirodalom a 0,1 mm-n\u00e9l kisebb \u00e1tm\u00e9r\u0151j\u0171 \u00e9s 0,002 grammn\u00e1l kisebb t\u00f6meg\u0171 \u00e9gitesteket tekinti mikrometeoritoknak.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/cdn.nwmgroups.hu\/s\/img\/i\/2205\/20220524meteor2.jpg?w=800&amp;h=456&amp;t=5\" alt=\"\"\/><figcaption>A Tau Herculida meteorrajnak a f\u00f6ldi l\u00e9gk\u00f6rben felizz\u00f3 meteoridjai t\u00f6bbnyire alig nagyobbak egy gombost\u0171fejn\u00e9l<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">A mikrometeoritok rendk\u00edv\u00fcl gyakoriak a bolyg\u00f3k\u00f6zi t\u00e9rben.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mivel a Nap k\u00f6r\u00fcli kering\u00e9si sebess\u00e9g\u00fck rendk\u00edv\u00fcl magas, m\u00e1r egy ilyen apr\u00f3, porszemnyi m\u00e9ret\u0171 \u00e9gitest is a nagy mozg\u00e1si energi\u00e1ja miatt komoly s\u00e9r\u00fcl\u00e9st okozhat az \u0171reszk\u00f6z\u00f6kben.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/cdn.nwmgroups.hu\/s\/img\/i\/2207\/20220712smacs-072373.jpg?w=800&amp;h=816&amp;t=5\" alt=\"\"\/><figcaption>A James Webb \u0171rteleszk\u00f3p els\u0151 sz\u00ednes k\u00e9pe egy galaxishalmazr\u00f3l<\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">A James Webb \u0171robszervat\u00f3rium f\u0151 tudom\u00e1nyos k\u00fcldet\u00e9se n\u00e9gy nagyobb r\u00e9szb\u0151l \u00e1ll: az els\u0151, az \u0151srobban\u00e1s ut\u00e1n keletkezett csillagok \u00e9s galaxisok f\u00e9ny\u00e9nek keres\u00e9se, a m\u00e1sodik, a galaxisok kialakul\u00e1s\u00e1nak \u00e9s fejl\u0151d\u00e9s\u00e9nek tanulm\u00e1nyoz\u00e1sa, a harmadik, a csillagok \u00e9s bolyg\u00f3rendszerek kialakul\u00e1s\u00e1nak kutat\u00e1sa, \u00e9s v\u00e9g\u00fcl a negyedik, a bolyg\u00f3rendszerek \u00e9s az \u00e9let eredet\u00e9nek a vizsg\u00e1lata.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A NASA, az Eur\u00f3pai -, \u00e9s a Kanadai \u0170r\u00fcgyn\u00f6ks\u00e9g k\u00f6z\u00f6s projektj\u00e9ben \u00fczemeltetett James Webb \u0171rt\u00e1vcs\u0151 f\u0151t\u00fckr\u00e9t \u00e9rt mikrometeorit becsap\u00f3d\u00e1s nagyobb k\u00e1rt okozott egy \u00faj jelent\u00e9s szerint, mintsem azt eredetileg felt\u00e9telezt\u00e9k.<\/p>\n","protected":false},"author":12,"featured_media":111533,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[41,596,592],"tags":[78388,2185],"class_list":["post-111532","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cikkek","category-erdekes","category-tarsadalom","tag-james-webb-urteleszkop","tag-nasa"],"_links":{"self":[{"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/posts\/111532","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=111532"}],"version-history":[{"count":0,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/posts\/111532\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/media\/111533"}],"wp:attachment":[{"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=111532"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=111532"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=111532"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}