{"id":17169,"date":"2021-10-04T20:35:26","date_gmt":"2021-10-04T20:35:26","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=17169"},"modified":"2021-10-04T20:35:26","modified_gmt":"2021-10-04T20:35:26","slug":"aurora-borealis-forecast-visibility-tips","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/cs\/science\/astronomy\/aurora-borealis-forecast-visibility-tips\/","title":{"rendered":"Pol\u00e1rn\u00ed z\u00e1\u0159e: Oslniv\u00e1 pod\u00edvan\u00e1 na severn\u00ed obloze"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Pol\u00e1rn\u00ed z\u00e1\u0159e: Oslniv\u00e1 pod\u00edvan\u00e1 na severn\u00ed obloze<\/h2>\n\n<h2 class=\"wp-block-heading\">P\u0159edpov\u011b\u010f pol\u00e1rn\u00ed z\u00e1\u0159e<\/h2>\n\n<p>University of Alaska, Fairbanks, poskytuje ka\u017edodenn\u00ed p\u0159edpov\u011b\u010f viditelnosti pol\u00e1rn\u00ed z\u00e1\u0159e. Tyto p\u0159edpov\u011bdi se aktualizuj\u00ed v 8 hodin ve\u010der v\u00fdchodoamerick\u00e9ho \u010dasu a mohou se rychle m\u011bnit.<\/p>\n\n<h2 class=\"wp-block-heading\">P\u0159\u00ed\u010diny pol\u00e1rn\u00ed z\u00e1\u0159e<\/h2>\n\n<p>Pol\u00e1rn\u00ed z\u00e1\u0159e, zn\u00e1m\u00e1 tak\u00e9 jako aurora borealis, je \u00fachvatn\u00fd p\u0159\u00edrodn\u00ed jev zp\u016fsoben\u00fd interakc\u00ed slune\u010dn\u00edho v\u011btru s magnetick\u00fdm polem Zem\u011b. Slune\u010dn\u00ed v\u00edtr je proud nabit\u00fdch \u010d\u00e1stic, kter\u00e9 jsou neust\u00e1le vyza\u0159ov\u00e1ny ze Slunce.<\/p>\n\n<p>Kdy\u017e se tyto nabit\u00e9 \u010d\u00e1stice bl\u00ed\u017e\u00ed k Zemi, jsou p\u0159itahov\u00e1ny k magnetick\u00fdm p\u00f3l\u016fm. N\u011bkter\u00e9 z t\u011bchto \u010d\u00e1stic mohou b\u00fdt zachyceny v t\u011bchto oblastech. V atmosf\u00e9\u0159e \u010d\u00e1stice nar\u00e1\u017eej\u00ed na atomy kysl\u00edku a dus\u00edku a uvol\u0148uj\u00ed energii, kterou vn\u00edm\u00e1me jako z\u00e1\u0159iv\u00e9 barvy pol\u00e1rn\u00ed z\u00e1\u0159e.<\/p>\n\n<h2 class=\"wp-block-heading\">Viditelnost pol\u00e1rn\u00ed z\u00e1\u0159e<\/h2>\n\n<p>Pol\u00e1rn\u00ed z\u00e1\u0159e obvykle vytv\u00e1\u0159\u00ed ov\u00e1l kolem ka\u017ed\u00e9ho magnetick\u00e9ho p\u00f3lu. B\u011bhem velk\u00fdch geomagnetick\u00fdch bou\u0159\u00ed zp\u016fsoben\u00fdch intenzivn\u00ed slune\u010dn\u00ed aktivitou se v\u0161ak pol\u00e1rn\u00ed z\u00e1\u0159e roz\u0161i\u0159uje a m\u016f\u017ee b\u00fdt viditeln\u00e1 z ni\u017e\u0161\u00edch zem\u011bpisn\u00fdch \u0161\u00ed\u0159ek, v\u010detn\u011b severn\u00ed \u010d\u00e1sti Spojen\u00fdch st\u00e1t\u016f.<\/p>\n\n<p>Intenzita pol\u00e1rn\u00ed z\u00e1\u0159e se m\u011b\u0159\u00ed pomoc\u00ed planet\u00e1rn\u00edho indexu K, kter\u00fd se pohybuje od nuly do dev\u00edti. Vy\u0161\u0161\u00ed \u010d\u00edsla ozna\u010duj\u00ed v\u011bt\u0161\u00ed aktivitu a viditeln\u011bj\u0161\u00ed pol\u00e1rn\u00ed z\u00e1\u0159i.<\/p>\n\n<h2 class=\"wp-block-heading\">Faktory ovliv\u0148uj\u00edc\u00ed viditelnost pol\u00e1rn\u00ed z\u00e1\u0159e<\/h2>\n\n<p>Chcete-li zv\u00fd\u0161it sv\u00e9 \u0161ance na spat\u0159en\u00ed pol\u00e1rn\u00ed z\u00e1\u0159e, zva\u017ete n\u00e1sleduj\u00edc\u00ed faktory:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Tma:<\/strong> Vyh\u00fdbejte se um\u011bl\u00e9mu sv\u011bteln\u00e9mu zne\u010di\u0161t\u011bn\u00ed z m\u011bst a vydejte se do tmav\u0161\u00edch oblast\u00ed.<\/li>\n<li><strong>Nadmo\u0159sk\u00e1 v\u00fd\u0161ka:<\/strong> Vy\u0161\u0161\u00ed nadmo\u0159sk\u00e9 v\u00fd\u0161ky nab\u00edzej\u00ed lep\u0161\u00ed podm\u00ednky pro pozorov\u00e1n\u00ed.<\/li>\n<li><strong>Jasn\u00e1 obloha:<\/strong> Obla\u010dnost a sr\u00e1\u017eky mohou br\u00e1nit v\u00fdhledu.<\/li>\n<li><strong>F\u00e1ze M\u011bs\u00edce:<\/strong> Jasn\u00fd \u00fapln\u011bk m\u016f\u017ee zp\u016fsobit, \u017ee pol\u00e1rn\u00ed z\u00e1\u0159e bude m\u00e9n\u011b viditeln\u00e1.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Ned\u00e1vn\u00e1 aktivita pol\u00e1rn\u00ed z\u00e1\u0159e<\/h2>\n\n<p>V dubnu vedla siln\u00e1 geomagnetick\u00e1 bou\u0159e k velkolep\u00fdm projev\u016fm pol\u00e1rn\u00ed z\u00e1\u0159e tak daleko na jih, jako je Texas a Colorado.<\/p>\n\n<h2 class=\"wp-block-heading\">Budouc\u00ed p\u0159edpov\u011bdi pol\u00e1rn\u00ed z\u00e1\u0159e<\/h2>\n\n<p>P\u0159edpokl\u00e1d\u00e1 se, \u017ee 11let\u00fd slune\u010dn\u00ed cyklus Slunce dos\u00e1hne sv\u00e9ho vrcholu p\u0159\u00ed\u0161t\u00ed rok, co\u017e povede ke zv\u00fd\u0161en\u00e9 slune\u010dn\u00ed aktivit\u011b a \u010dast\u011bj\u0161\u00edm pozorov\u00e1n\u00edm pol\u00e1rn\u00ed z\u00e1\u0159e v ni\u017e\u0161\u00edch zem\u011bpisn\u00fdch \u0161\u00ed\u0159k\u00e1ch.<\/p>\n\n<h2 class=\"wp-block-heading\">Tipy pro fotografov\u00e1n\u00ed pol\u00e1rn\u00ed z\u00e1\u0159e<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>Pou\u017eijte stativ pro stabilizaci fotoapar\u00e1tu.<\/li>\n<li>Nastavte fotoapar\u00e1t do manu\u00e1ln\u00edho re\u017eimu a podle pot\u0159eby upravte nastaven\u00ed expozice.<\/li>\n<li>Pro zachycen\u00ed rozs\u00e1hlosti pol\u00e1rn\u00ed z\u00e1\u0159e pou\u017eijte objektiv se \u0161irok\u00fdm \u00fahlem z\u00e1b\u011bru.<\/li>\n<li>Zva\u017ete pou\u017eit\u00ed dlouh\u00fdch expozi\u010dn\u00edch \u010das\u016f pro zachycen\u00ed \u017eiv\u00fdch barev.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">U\u017eijte si pol\u00e1rn\u00ed z\u00e1\u0159i<\/h2>\n\n<p>Pol\u00e1rn\u00ed z\u00e1\u0159e je fascinuj\u00edc\u00ed p\u0159\u00edrodn\u00ed z\u00e1zrak, kter\u00fd nab\u00edz\u00ed pohled do dynamick\u00fdch sil vesm\u00edru. Pochopen\u00edm faktor\u016f, kter\u00e9 ovliv\u0148uj\u00ed jej\u00ed viditelnost, a p\u0159ijet\u00edm opat\u0159en\u00ed k optimalizaci vizu\u00e1ln\u00edho z\u00e1\u017eitku m\u016f\u017eete b\u00fdt sv\u011bdky t\u00e9to \u00fa\u017easn\u00e9 pod\u00edvan\u00e9 s nezapomenutelnou jasnost\u00ed.<\/p>","protected":false},"excerpt":{"rendered":"<p>Pol\u00e1rn\u00ed z\u00e1\u0159e: Oslniv\u00e1 pod\u00edvan\u00e1 na severn\u00ed obloze P\u0159edpov\u011b\u010f pol\u00e1rn\u00ed z\u00e1\u0159e University of Alaska, Fairbanks, poskytuje ka\u017edodenn\u00ed p\u0159edpov\u011b\u010f viditelnosti pol\u00e1rn\u00ed z\u00e1\u0159e. Tyto p\u0159edpov\u011bdi se aktualizuj\u00ed v 8 hodin ve\u010der v\u00fdchodoamerick\u00e9ho \u010dasu&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[437],"tags":[22648,6870,7758,7759,18447],"class_list":["post-17169","post","type-post","status-publish","format-standard","hentry","category-astronomy","tag-geomagnetic-storms","tag-space-weather","tag-northern-lights","tag-aurora-borealis","tag-solar-activity"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/17169","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/comments?post=17169"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/17169\/revisions"}],"predecessor-version":[{"id":17170,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/17169\/revisions\/17170"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media?parent=17169"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/categories?post=17169"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/tags?post=17169"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}