{"id":88012,"date":"2019-05-05T20:26:54","date_gmt":"2019-05-05T18:26:54","guid":{"rendered":"https:\/\/osr.org\/?p=88012"},"modified":"2024-05-24T17:57:12","modified_gmt":"2024-05-24T15:57:12","slug":"dunya-2000-goktasi-ile-karsi-karsiya","status":"publish","type":"post","link":"https:\/\/osr.org\/tr\/blog\/astronomi\/dunya-2000-goktasi-ile-karsi-karsiya\/","title":{"rendered":"D\u00fcnya 2000 g\u00f6kta\u015f\u0131 ile kar\u015f\u0131 kar\u015f\u0131ya!"},"content":{"rendered":"<p>Bug\u00fcn yakla\u015f\u0131k 20.000 nesne yak\u0131n g\u00f6zlem al\u0131nda. NEO\u2019lar olarak adland\u0131r\u0131lan bu nesneler, yak\u0131nl\u0131klar\u0131ndan ve D\u00fcnya ile \u00e7arp\u0131\u015fma riskinden dolay\u0131 b\u00fcy\u00fck endi\u015fe kayna\u011f\u0131.<\/p>\n<p>Teknoloji geli\u015ftik\u00e7e, insanlar bu nesneleri daha iyi tan\u0131mlayabilir hale geldi. Eskiden tan\u0131mlanan cisim say\u0131s\u0131 daha d\u00fc\u015f\u00fckt\u00fc. \u00d6yle ki CNEOS, 1900\u2019e dair sadece 28 cisim tespit ederken 1990 itibar\u0131yla bu say\u0131 140\u2019a \u00e7\u0131kt\u0131. Bu y\u0131llar aras\u0131nda keskin bir art\u0131\u015f s\u00f6z konusu de\u011fildi.<\/p>\n<p>Ancak geli\u015fen teknolojiyle birlikte son yirmi y\u0131lda bu say\u0131 kritik d\u00fczeyde art\u0131\u015f g\u00f6stermi\u015f durumda. Grafikte g\u00f6r\u00fclece\u011fi \u00fczere, bug\u00fcn tan\u0131mlanan 17.455 NEO ve 1.945 potansiyel olarak tehlikeli asteroit var.<\/p>\n<p>B\u00fcy\u00fck bir hasar i\u00e7in k\u00fc\u00e7\u00fck boyuttaki asteroitlerin bile yeterli olmas\u0131, bu g\u00f6zlemlerin \u00f6nemini art\u0131r\u0131yor. S\u00f6zgelimi, sadece on metre \u00e7ap\u0131ndaki bir asteroit bile, aral\u0131kta Bering Denizi\u2019ne d\u00fc\u015fen cisimde oldu\u011fu gibi on Hiro\u015fima atom bombas\u0131na e\u015fde\u011fer kuvvette olabiliyor. Hal b\u00f6yleyken, \u015fu anda bilinen, potansiyel olarak tehlikeli yakla\u015f\u0131k 2000 asteroit var.<\/p>\n<p>Bunlar\u0131n 155\u2019i 1 kilometrelik bir \u00e7apa sahip ve Empire State Binas\u0131\u2019n\u0131n 2.5 kat\u0131 geni\u015flikteler. Bu asteroitlerin bir tanesi bile D\u00fcnya\u2019ya \u00e7ok b\u00fcy\u00fck zararlar verebilir.<\/p>\n<h2><span style=\"color: #15acdf;\">Apofis ve y\u0131ld\u0131zlar<\/span><\/h2>\n<p>Apofis ya da takma ad\u0131yla Kaos Tanr\u0131s\u0131, D\u00fcnya\u2019ya 2029 y\u0131l\u0131nda olduk\u00e7a yakla\u015facak. NASA\u2019ya g\u00f6re bu olay \u2018tehlikeli derecede yak\u0131nla\u015fma\u2019 seviyesinde ger\u00e7ekle\u015ftirilecek.<\/p>\n<p>13 Nisan 2029\u2019da ger\u00e7ekle\u015fecek olan olayda g\u00f6k cismi D\u00fcnya\u2019ya 31 bin kiometre kadar yakla\u015facak. Uzmanlara g\u00f6re g\u00f6kta\u015f\u0131 \u00e7ok y\u00fcksek bir h\u0131zla hareket edecek. 1 dakikada Ay boyunca ge\u00e7i\u015f yapacak olan cisim, y\u0131ld\u0131zlar kadar parlak \u015fekilde g\u00f6zlemlenebilecek.<\/p>\n<p>NASA, ge\u00e7i\u015fi izlemek i\u00e7in haz\u0131rl\u0131klara ba\u015flad\u0131\u011f\u0131n\u0131 bildirdi. G\u00f6k cisminin gezegenimize \u00e7arpmayaca\u011f\u0131n\u0131 s\u00f6yleyen ara\u015ft\u0131rmac\u0131lar yine de baz\u0131 u\u00e7aklar\u0131n izledi\u011fi rota kadar yak\u0131ndan g\u00f6r\u00fclebilece\u011fini s\u00f6yledi.<\/p>\n<p>NASA\u2019dan radar uzman\u0131 Marina Brozovic, &#8220;Apofis&#8217;in 2029 y\u0131l\u0131ndaki yak\u0131n ge\u00e7i\u015fi, bilim ad\u0131na inan\u0131lmaz bir f\u0131rsat olacak. Asteroiti hem optik hem de radar teleskoplar\u0131m\u0131zla g\u00f6zlemleyece\u011fiz. Radar teleskoplar\u0131 sayesinde Apofis&#8217;in y\u00fczeyinin detaylar\u0131n\u0131 sadece birka\u00e7 metrelik b\u00fcy\u00fckl\u00fckte g\u00f6rebilece\u011fiz\u201d diyor.<\/p>\n<p>Ara\u015ft\u0131rmac\u0131lar haftaya Maryland, ABD\u2019de bir araya gelecekler. Bu toplant\u0131da g\u00f6zlemin nas\u0131l yap\u0131laca\u011f\u0131na dair ayr\u0131nt\u0131lar g\u00f6zden ge\u00e7irilecek ve ihtimal verilmese de olas\u0131 \u00e7arp\u0131\u015fma senaryolar\u0131 ele al\u0131nacak.<\/p>\n<p>Daha \u00f6nce g\u00f6r\u00fclen en b\u00fcy\u00fck asteroitlerden 34 kat b\u00fcy\u00fck olan g\u00f6k cismi yakla\u015f\u0131k 340 metrelik bir geni\u015fli\u011fe sahip. \u0130lk olarak Avustralya\u2019n\u0131n do\u011fu ve bat\u0131 sahillerinde g\u00f6r\u00fclecek olan g\u00f6k cismi, Hint Okyanusu \u00fczerinden ba\u015flayaca\u011f\u0131 ge\u00e7i\u015fini Pasifik \u00fczerinde sonland\u0131racak ve y\u00f6r\u00fcngeden \u00e7\u0131kacak.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bug\u00fcn yakla\u015f\u0131k 20.000 nesne yak\u0131n g\u00f6zlem al\u0131nda. NEO\u2019lar olarak adland\u0131r\u0131lan bu nesneler, yak\u0131nl\u0131klar\u0131ndan ve D\u00fcnya ile \u00e7arp\u0131\u015fma riskinden dolay\u0131 b\u00fcy\u00fck endi\u015fe kayna\u011f\u0131. Teknoloji geli\u015ftik\u00e7e, insanlar bu nesneleri daha iyi tan\u0131mlayabilir hale geldi. Eskiden tan\u0131mlanan cisim say\u0131s\u0131 daha d\u00fc\u015f\u00fckt\u00fc. \u00d6yle ki CNEOS, 1900\u2019e dair sadece 28 cisim tespit ederken 1990 itibar\u0131yla bu say\u0131 140\u2019a \u00e7\u0131kt\u0131. Bu [&hellip;]<\/p>\n","protected":false},"author":23,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[506],"tags":[],"class_list":["post-88012","post","type-post","status-publish","format-standard","hentry","category-astronomi"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>D\u00fcnya 2000 g\u00f6kta\u015f\u0131 ile kar\u015f\u0131 kar\u015f\u0131ya! - Online Star Register<\/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:\/\/osr.org\/tr\/blog\/astronomi\/dunya-2000-goktasi-ile-karsi-karsiya\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"D\u00fcnya 2000 g\u00f6kta\u015f\u0131 ile kar\u015f\u0131 kar\u015f\u0131ya! - Online Star Register\" \/>\n<meta property=\"og:description\" content=\"Bug\u00fcn yakla\u015f\u0131k 20.000 nesne yak\u0131n g\u00f6zlem al\u0131nda. NEO\u2019lar olarak adland\u0131r\u0131lan bu nesneler, yak\u0131nl\u0131klar\u0131ndan ve D\u00fcnya ile \u00e7arp\u0131\u015fma riskinden dolay\u0131 b\u00fcy\u00fck endi\u015fe kayna\u011f\u0131. Teknoloji geli\u015ftik\u00e7e, insanlar bu nesneleri daha iyi tan\u0131mlayabilir hale geldi. Eskiden tan\u0131mlanan cisim say\u0131s\u0131 daha d\u00fc\u015f\u00fckt\u00fc. \u00d6yle ki CNEOS, 1900\u2019e dair sadece 28 cisim tespit ederken 1990 itibar\u0131yla bu say\u0131 140\u2019a \u00e7\u0131kt\u0131. 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