{"id":4029,"date":"2026-08-24T15:48:01","date_gmt":"2026-08-24T15:48:01","guid":{"rendered":"https:\/\/astrohodonin.cz\/index.php\/2026\/08\/24\/kometa-220p-v-erupci\/"},"modified":"2026-08-24T15:48:01","modified_gmt":"2026-08-24T15:48:01","slug":"kometa-220p-v-erupci","status":"publish","type":"post","link":"https:\/\/astrohodonin.cz\/index.php\/2026\/08\/24\/kometa-220p-v-erupci\/","title":{"rendered":"Kometa 220P v erupci"},"content":{"rendered":"<p>Kometa 220P je ne\u010dekan\u011b jasn\u00e1. Obvykle je periodick\u00e1 kometa 220P\/McNaught tak slab\u00e1, \u017ee k jej\u00edmu pozorov\u00e1n\u00ed je zapot\u0159eb\u00ed dalekohled. Dv\u011b p\u0159ekvapiv\u00e9 erupce v tomto roce ji v\u0161ak u\u010dinily asi 20 000kr\u00e1t jasn\u011bj\u0161\u00ed ne\u017e obvykle, tak\u017ee je nyn\u00ed viditeln\u00e1 dalekohledem i p\u0159i dlouh\u00fdch expozic\u00edch fotoapar\u00e1tu. Jak se dalo o\u010dek\u00e1vat, kometa 220P pokra\u010duje v ob\u00edh\u00e1n\u00ed Slunce mezi Marsem a Jupiterem s periodou p\u0159esahuj\u00edc\u00ed 5 let.  Na t\u00e9to fotografii s dlouhou expozic\u00ed, po\u0159\u00edzen\u00e9 p\u0159ed 10 dny v Ji\u017en\u00ed Africe, je vid\u011bt jasn\u011b zelen\u00e1 hlava komety a kr\u00e1tk\u00fd prachov\u00fd ohon.  D\u016fvody p\u016fsobiv\u00fdch erupc\u00ed komety 220P nejsou zn\u00e1my, mohly by v\u0161ak b\u00fdt zp\u016fsobeny uvoln\u011bn\u00edm nahromad\u011bn\u00e9ho plynu z pod povrchu nebo komet\u00e1rn\u00edmi ot\u0159esy.  Kometa 220P v \u0159\u00edjnu prolet\u00ed ve vzd\u00e1lenosti p\u0159ibli\u017en\u011b jedn\u00e9 vzd\u00e1lenosti Zem\u011b od Slunce, pot\u00e9 se o\u010dek\u00e1v\u00e1, \u017ee rychle ztrat\u00ed na jasu, jakmile se za\u010dne vracet do vzd\u00e1len\u00e9 \u010d\u00e1sti sv\u00e9 ob\u011b\u017en\u00e9 dr\u00e1hy.   Hlavn\u00ed str\u00e1nka APOD na webu NASA se st\u011bhuje: z apod.nasa.gov na science.nasa.gov\/apod<\/p>\n<p><!-- astropress --><\/p>\n<p>**Credit**: Spilios Asimakopoulos<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Kometa 220P je ne\u010dekan\u011b jasn\u00e1. Obvykle je periodick\u00e1 kometa 220P\/McNaught tak slab\u00e1, \u017ee k jej\u00edmu pozorov\u00e1n\u00ed je zapot\u0159eb\u00ed dalekohled. Dv\u011b p\u0159ekvapiv\u00e9 erupce v tomto roce ji v\u0161ak u\u010dinily asi 20 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4030,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4029","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nasa"],"_links":{"self":[{"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/posts\/4029","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/comments?post=4029"}],"version-history":[{"count":0,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/posts\/4029\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/media\/4030"}],"wp:attachment":[{"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/media?parent=4029"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/categories?post=4029"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/tags?post=4029"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}