{"id":12065,"date":"2024-11-15T14:33:41","date_gmt":"2024-11-15T14:33:41","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=12065"},"modified":"2024-11-15T14:33:41","modified_gmt":"2024-11-15T14:33:41","slug":"tiangong-1-uncontrolled-re-entry-chances-impact-mitigation","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/hu\/science\/astronomy\/tiangong-1-uncontrolled-re-entry-chances-impact-mitigation\/","title":{"rendered":"A Tiangong-1 ir\u00e1ny\u00edthatatlanul bel\u00e9p a F\u00f6ld l\u00e9gk\u00f6r\u00e9be"},"content":{"rendered":"<h2 class=\"wp-block-heading\">A Tiangong-1 ir\u00e1ny\u00edthatatlanul bel\u00e9p a F\u00f6ld l\u00e9gk\u00f6r\u00e9be<\/h2>\n\n<p>A v\u00e1rakoz\u00e1sok szerint K\u00edna els\u0151 \u0171r\u00e1llom\u00e1sa, a Tiangong-1 \u00e1prilis 3-\u00e1n t\u00e9r vissza a F\u00f6ld l\u00e9gk\u00f6r\u00e9be, plusz-m\u00ednusz egy h\u00e9ttel. B\u00e1r egyes sajt\u00f3\u00e9rtes\u00fcl\u00e9sek felvetett\u00e9k a lehets\u00e9ges kock\u00e1zatokat, a szak\u00e9rt\u0151k szerint igen kicsi az es\u00e9lye annak, hogy az \u0171r\u00e1llom\u00e1s t\u00f6rmel\u00e9kei eltal\u00e1ljanak valakit.<\/p>\n\n<h2 class=\"wp-block-heading\">Mi az a Tiangong-1?<\/h2>\n\n<p>A Tiangong-1-et 2011-ben \u00e1llom\u00e1s\u00edtott\u00e1k egy sokkal nagyobb \u0171r\u00e1llom\u00e1s kik\u00e9pz\u0151platformjak\u00e9nt, amelyet K\u00edna a 2020-as \u00e9vekben tervez felbocs\u00e1tani. Sosem volt sz\u00e1nd\u00e9k, hogy \u00e1lland\u00f3 szerkezet legyen, mind\u00f6ssze k\u00e9t \u00e9vre tervezt\u00e9k az \u00fczemidej\u00e9t. Az \u0171r\u00e1llom\u00e1s azonban t\u00fall\u00e9pte a v\u00e1rt \u00e9lettartam\u00e1t, \u00e9s 2016-ban hivatalosan is bejelentett\u00e9k, hogy ir\u00e1ny\u00edthatatlann\u00e1 v\u00e1lt.<\/p>\n\n<h2 class=\"wp-block-heading\">Hova fog becsap\u00f3dni a Tiangong-1?<\/h2>\n\n<p>Az Aerospace Corporation legfrissebb el\u0151rejelz\u00e9sei szerint a Tiangong-1 v\u00e1rhat\u00f3an k\u00e9t keskeny s\u00e1v ment\u00e9n fog visszat\u00e9rni a l\u00e9gk\u00f6rbe, az \u00e9szaki sz\u00e9less\u00e9g 43. \u00e9s a d\u00e9li sz\u00e9less\u00e9g 43. fok\u00e1n. Ez K\u00edna egyes ter\u00fcleteit, D\u00e9l-Eur\u00f3p\u00e1t, az \u00e9szaki Egyes\u00fclt \u00c1llamokat, D\u00e9l-Amerika egyes r\u00e9szeit, Tasmani\u00e1t \u00e9s \u00daj-Z\u00e9landot helyezi a v\u00e1rhat\u00f3 \u00fatvonal\u00e1ba.<\/p>\n\n<h2 class=\"wp-block-heading\">Mekkora az es\u00e9lye annak, hogy t\u00f6rmel\u00e9kek tal\u00e1ljanak el valakit?<\/h2>\n\n<p>A Tiangong-1 t\u00falnyom\u00f3 r\u00e9sz\u00e9nek a v\u00e1rakoz\u00e1sok szerint el kell p\u00e1rolognia, amikor bel\u00e9p a F\u00f6ld l\u00e9gk\u00f6r\u00e9be. Az \u00e1llom\u00e1s s\u0171r\u0171bb r\u00e9szei, p\u00e9ld\u00e1ul a hajt\u00f3m\u0171vek vagy az akkumul\u00e1torok azonban t\u00fal\u00e9lhetik a bel\u00e9p\u00e9st, ak\u00e1r 220 fontos darabok is a felsz\u00ednt \u00e9rhetnek.<\/p>\n\n<p>Ennek ellen\u00e9re rendk\u00edv\u00fcl kicsi az es\u00e9lye annak, hogy valakit eltal\u00e1ljon a Tiangong-1 t\u00f6rmel\u00e9k\u00e9nek egy darabja. Az Aerospace Corporation szerint az elm\u00falt f\u00e9l \u00e9vsz\u00e1zadban mind\u00f6ssze egyetlen olyan esetr\u0151l tudnak, amikor valakit eltal\u00e1lt az \u0171rb\u0151l \u00e9rkez\u0151 t\u00f6rmel\u00e9k.<\/p>\n\n<h2 class=\"wp-block-heading\">Mennyire gyakoriak az ir\u00e1ny\u00edthatatlan bel\u00e9p\u00e9sek?<\/h2>\n\n<p>Az \u0171r\u00e1llom\u00e1sok ir\u00e1ny\u00edthatatlan bel\u00e9p\u00e9sei val\u00f3j\u00e1ban meglehet\u0151sen gyakoriak. Az \u0171rkorszak t\u00f6rt\u00e9net\u00e9ben sz\u00e1mos \u0171r\u00e1llom\u00e1s \u00e9s m\u0171hold l\u00e9pett be ir\u00e1ny\u00edthatatlanul a F\u00f6ld l\u00e9gk\u00f6r\u00e9be, incidens n\u00e9lk\u00fcl.<\/p>\n\n<p>Egy figyelemre m\u00e9lt\u00f3 p\u00e9lda az Egyes\u00fclt \u00c1llamok els\u0151, embereket sz\u00e1ll\u00edt\u00f3 \u0171r\u00e1llom\u00e1sa, a Skylab, amely 1978-ban, nyolc \u00e9vnyi \u0171rb\u00e9li tart\u00f3zkod\u00e1s ut\u00e1n kezdett el visszat\u00e9rni a l\u00e9gk\u00f6rbe. Annak ellen\u00e9re, hogy sokan att\u00f3l tartottak, hogy a 77 tonn\u00e1s \u0171r\u00e1llom\u00e1s egy s\u0171r\u0171n lakott ter\u00fcletre fog esni, a bel\u00e9p\u00e9skor v\u00e9g\u00fcl sz\u00e9tt\u00f6redezett, \u00e9s Nyugat-Ausztr\u00e1lia egy lakatlan r\u00e9sz\u00e9n sz\u00f3r\u00f3dott sz\u00e9t.<\/p>\n\n<h2 class=\"wp-block-heading\">Milyen hat\u00e1sa van az ir\u00e1ny\u00edthatatlan bel\u00e9p\u00e9seknek?<\/h2>\n\n<p>B\u00e1r az ir\u00e1ny\u00edthatatlan bel\u00e9p\u00e9sek gyakoriak, negat\u00edv hat\u00e1ssal lehetnek a F\u00f6ld k\u00f6rnyezet\u00e9re. A l\u00e9gk\u00f6rbe visszat\u00e9r\u0151 \u0171r\u00e1llom\u00e1sok \u00e9s m\u0171holdak t\u00f6rmel\u00e9kei szennyezhetik a l\u00e9gk\u00f6rt, \u00e9s vesz\u00e9lyt jelenthetnek a rep\u00fcl\u0151g\u00e9pekre \u00e9s a haj\u00f3kra.<\/p>\n\n<h2 class=\"wp-block-heading\">Milyen int\u00e9zked\u00e9seket lehet tenni a kock\u00e1zatok cs\u00f6kkent\u00e9s\u00e9re?<\/h2>\n\n<p>Sz\u00e1mos int\u00e9zked\u00e9s tehet\u0151 az ir\u00e1ny\u00edthatatlan bel\u00e9p\u00e9sekhez kapcsol\u00f3d\u00f3 kock\u00e1zatok cs\u00f6kkent\u00e9s\u00e9re. Ezek k\u00f6z\u00e9 tartoznak:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>olyan \u0171rhaj\u00f3k tervez\u00e9se, amelyek lehet\u0151v\u00e9 teszik az ir\u00e1ny\u00edtott bel\u00e9p\u00e9st<\/li>\n<li>az \u0171rt\u00f6rmel\u00e9kek nyomon k\u00f6vet\u00e9se a lehets\u00e9ges vesz\u00e9lyek azonos\u00edt\u00e1sa \u00e9rdek\u00e9ben<\/li>\n<li>olyan technol\u00f3gi\u00e1k fejleszt\u00e9se, amelyekkel elt\u00e1vol\u00edthat\u00f3k az \u0171rt\u00f6rmel\u00e9kek a p\u00e1ly\u00e1r\u00f3l<\/li>\n<\/ul>\n\n<p>Ezen l\u00e9p\u00e9sek megt\u00e9tel\u00e9vel hozz\u00e1j\u00e1rulhatunk az ir\u00e1ny\u00edthatatlan bel\u00e9p\u00e9sekhez kapcsol\u00f3d\u00f3 kock\u00e1zatok cs\u00f6kkent\u00e9s\u00e9hez, \u00e9s megv\u00e9dhetj\u00fck bolyg\u00f3nkat az \u0171rt\u00f6rmel\u00e9kek k\u00e1ros hat\u00e1sait\u00f3l.<\/p>","protected":false},"excerpt":{"rendered":"<p>A Tiangong-1 ir\u00e1ny\u00edthatatlanul bel\u00e9p a F\u00f6ld l\u00e9gk\u00f6r\u00e9be A v\u00e1rakoz\u00e1sok szerint K\u00edna els\u0151 \u0171r\u00e1llom\u00e1sa, a Tiangong-1 \u00e1prilis 3-\u00e1n t\u00e9r vissza a F\u00f6ld l\u00e9gk\u00f6r\u00e9be, plusz-m\u00ednusz egy h\u00e9ttel. B\u00e1r egyes sajt\u00f3\u00e9rtes\u00fcl\u00e9sek felvetett\u00e9k a&hellip;<\/p>\n","protected":false},"author":2,"featured_media":24889,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[437],"tags":[16305,4894,5135,16304,16306,16303,16302],"class_list":["post-12065","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-astronomy","tag-debris","tag-earths-atmosphere","tag-mitigation","tag-re-entry","tag-risks","tag-space-station","tag-tiangong-1"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/posts\/12065","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/comments?post=12065"}],"version-history":[{"count":2,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/posts\/12065\/revisions"}],"predecessor-version":[{"id":24890,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/posts\/12065\/revisions\/24890"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/media\/24889"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/media?parent=12065"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/categories?post=12065"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/tags?post=12065"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}