{"id":308904,"date":"2017-10-11T16:17:40","date_gmt":"2017-10-11T14:17:40","guid":{"rendered":"http:\/\/hudo.com\/si\/?p=308904"},"modified":"2017-10-11T16:17:40","modified_gmt":"2017-10-11T14:17:40","slug":"jutri-zjutraj-se-bo-zemlji-priblizal-asteroid-v-velikosti-stanovanjske-hise","status":"publish","type":"post","link":"https:\/\/hudo.com\/si\/aktualno\/jutri-zjutraj-se-bo-zemlji-priblizal-asteroid-v-velikosti-stanovanjske-hise\/","title":{"rendered":"Jutri zjutraj se bo zemlji pribli\u017eal asteroid v velikosti stanovanjske hi\u0161e"},"content":{"rendered":"<p>Asteroid bo potoval le malo nad vi\u0161ino 36.000 kilometrov, na kateri Zemljo obkro\u017ea na stotine satelitov. A Mike Kelley iz Nase poudarja, da asteroid niti zanje ne predstavlja nevarnosti.<\/p>\n<p>&#8220;TC4 opazujemo \u017ee dva meseca, tako da imamo natan\u010dno informacijo o njegovem polo\u017eaju, kar omogo\u010da tudi zelo natan\u010den izra\u010dun njegovega gibanja,&#8221; je za francosko tiskovno agencijo AFP povedal Kelley. Kot je dodal, asteroid ne bo pre\u0161el v zemljino orbito ali dosegel njenih satelitov.<\/p>\n<p>Prvi\u010d so ga opazili pred petimi leti, ko je mimo Zemlje potoval na pribli\u017eno dvakratni razdalji od tiste, ki jo pri\u010dakujejo tokrat. Gre za med 15 in 30 metrov \u0161iroko gmoto, ki je primerljiva z meteoritom, ki je leta 2013 eksplodiral v atmosferi nad \u010celjabinskom v Rusiji. Zaradi udarnega vala so tedaj popokala stekla na skoraj 5000 hi\u0161ah, zaradi \u010desar je bilo po\u0161kodovanih ve\u010d kot 1200 ljudi.<\/p>\n<p>Po izra\u010dunih Ruedigerja Jehna iz Evropske vesoljske agencije, se bo TC4 na svoji 609-dnevni poti okoli Sonca Zemlji ponovno pribli\u017eal v letih 2050 in 2079. Kot je za AFP pojasnil Jehn, je danes \u017ee jasno, da leta 2050 ne bo zadel Zemlje, bi se pa to po njegovih izra\u010dunih lahko zgodilo leta 2079. Verjetnost tak\u0161nega scenarija je \u0161e vedno zelo majhna in jo ocenjujejo na ena proti 750.<\/p>\n<p>Tovrstna potovanja asteroidov so pravzaprav precej pogosta. Vsako leto Zemljo na podobni razdalji preletijo pribli\u017eno tri tak\u0161na nebesna telesa. TC4 je nekaj posebnega zato, ker so ga izbrali za testiranje mednarodnega opozorilnega sistema pred asteroidi, ki so ga razvili v mre\u017ei observatorijev, univerz in laboratorijev po svetu.<\/p>\n<p>Njegovo tokratno potovanje blizu Zemlje bo raziskovalcem omogo\u010dilo vrednotenje njihovih predpostavk o velikosti asteroida in tirnici, po kateri potuje. S pomo\u010djo teleskopov pa bodo sku\u0161ali izvedeti tudi \u010dim ve\u010d o njegovi sestavi.<\/p>\n<p>Mnogi znanstveniki sicer verjamejo, da bo Zemljo iz vesolja ponovno zadela vesoljska skala v velikosti, zaradi katere naj bi izumrli dinozavri. Nih\u010de sicer natan\u010dno ne ve, kdaj naj bi se to zgodilo.<\/p>\n<p>Tudi \u010de bi se mo\u017enost napovedovanja tak\u0161nega dogodka bistveno izbolj\u0161ala, pa je za zdaj le malo mo\u017enosti za ukrepanje v tak\u0161nem primeru. Projekti, ki predvidevano onemogo\u010denje ali uni\u010denje tak\u0161nih objektov na njihovi poti proti Zemlji, \u0161e niso prav dale\u010d. Edina strategija za obvarovanje ljudi bi bila tako njihova evakuacija z ogro\u017eenih obmo\u010dij.<\/p>\n<p>TC4 se bo Zemlji najbolj pribli\u017eal v \u010detrtek ob 7.41 po srednjeevropskem \u010dasu, in sicer v Ju\u017eni Avstraliji. S prostim o\u010desom ga ne bo mogo\u010de videti, prav tako ne bodo zadostovali obi\u010dajni daljnogledi. Z evropskih observatorijev pa ga bo mogo\u010de v no\u010di na \u010detrtek videti nekje do \u010detrte ure zjutraj.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Razmeroma blizu Zemlje bo v \u010detrtek zjutraj potoval asteroid 2012 TC4. Skala v velikosti stanovanjske hi\u0161e bo potovala na vi\u0161ini manj kot 44.000 kilometrov, raziskovalci pa bodo tako imeli redko prilo\u017enost za opazovanje njene velikosti in poti ter za preu\u010devanje sicer zelo malo verjetnega scenarija, da bi ta asteroid leta 2079 zadel Zemljo.<\/p>\n","protected":false},"author":8,"featured_media":243570,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1179],"tags":[8517],"source":[4511],"supertag":[6103],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Jutri zjutraj se bo zemlji pribli\u017eal asteroid v velikosti stanovanjske hi\u0161e - Hudo Slovenija<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hudo.com\/si\/aktualno\/jutri-zjutraj-se-bo-zemlji-priblizal-asteroid-v-velikosti-stanovanjske-hise\/\" \/>\n<meta property=\"og:locale\" content=\"sl_SI\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Jutri zjutraj se bo zemlji pribli\u017eal asteroid v velikosti stanovanjske hi\u0161e - Hudo Slovenija\" \/>\n<meta property=\"og:description\" content=\"Razmeroma blizu Zemlje bo v \u010detrtek zjutraj potoval asteroid 2012 TC4. Skala v velikosti stanovanjske hi\u0161e bo potovala na vi\u0161ini manj kot 44.000 kilometrov, raziskovalci pa bodo tako imeli redko prilo\u017enost za opazovanje njene velikosti in poti ter za preu\u010devanje sicer zelo malo verjetnega scenarija, da bi ta asteroid leta 2079 zadel Zemljo.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/hudo.com\/si\/aktualno\/jutri-zjutraj-se-bo-zemlji-priblizal-asteroid-v-velikosti-stanovanjske-hise\/\" \/>\n<meta property=\"og:site_name\" content=\"Hudo Slovenija\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/hudo.si\" \/>\n<meta property=\"article:published_time\" content=\"2017-10-11T14:17:40+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/hudo.com\/si\/wp-content\/uploads\/sites\/2\/2017\/04\/profimedia-0151369796.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1250\" \/>\n\t<meta property=\"og:image:height\" content=\"833\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"M. 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