{"id":234,"date":"2024-04-03T11:06:20","date_gmt":"2024-04-03T11:06:20","guid":{"rendered":"https:\/\/severnisij.si\/?p=234"},"modified":"2025-05-07T09:06:55","modified_gmt":"2025-05-07T09:06:55","slug":"severni-sij-21-oktobra-2001","status":"publish","type":"post","link":"https:\/\/severnisij.si\/index.php\/2024\/04\/03\/severni-sij-21-oktobra-2001\/","title":{"rendered":"Severni sij 21. oktobra 2001"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\" style=\"font-size:16px\">19. oktobra 2001 je skupina 9661 izbruhnila z <a href=\"https:\/\/www.spaceweatherlive.com\/en\/archive\/2001\/10\/19\/xray.html\">dvema bli\u0161\u010dema kategorije X2.3<\/a> in proti Zemlji usmerjenima CME-jema. Dva dni kasneje, 21. oktobra 2003 sta dosegla Zemljo in povzro\u010dila skoraj 40 ur trajajo\u010d <a href=\"https:\/\/severnisij.si\/index.php\/2024\/04\/01\/kako-se-vidi-severni-sij-v-sloveniji-kategorije-viharjev\/\">geomagnetni vihar kategorije G4<\/a>. Severni sij smo 21. oktobra 2001 videli tudi pri nas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:16px\">Severni sij so videli iz ve\u010d krajev v Sloveniji, med njimi: Velenje, Slovenska Bistrica, Star\u0161e in Planica. Iz Velenja sem ga opazoval avtor, in sicer iz okolice \u0160kalskega jezera, severno od mesta med 22:45 in 23:15. V tem \u010dasu je Kp indeks dosegel vrednost 8-. Severni sij je na razmeroma temnem nebu (Bortlova stopnja 4) v obliki \u017earkov in difuznega sija segel 35-40\u00b0 visoko. <\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"488\" height=\"457\" src=\"https:\/\/severnisij.si\/wp-content\/uploads\/2024\/04\/Severnisij_21oktobra2001_Skalskojezero_Velenje_JureAtanackov.jpg\" alt=\"Severni sij 21. oktobra 2001\" class=\"wp-image-2529\" style=\"object-fit:cover\" srcset=\"https:\/\/severnisij.si\/wp-content\/uploads\/2024\/04\/Severnisij_21oktobra2001_Skalskojezero_Velenje_JureAtanackov.jpg 488w, https:\/\/severnisij.si\/wp-content\/uploads\/2024\/04\/Severnisij_21oktobra2001_Skalskojezero_Velenje_JureAtanackov-300x281.jpg 300w\" sizes=\"(max-width: 488px) 100vw, 488px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:16px\">Severni sij so ob istem \u010dasu opazovali tudi iz <a href=\"https:\/\/www2.arnes.si\/~mborion4\/MBKTeam\/sunrora\/20011021.htm\">Slovenske Bistrice, Star\u0161 in Planice<\/a>. Ve\u010dina opazovanj se je za\u010dela ob 22:30 po lokalnem \u010dasu, ko je severni sij v obliki rde\u010dih \u017earkov segal okoli 30\u00b0 visoko. Zadnja opazovanja so se kon\u010dala uro kasneje, ob 23:30 je ostal le \u0161e difuzen rde\u010d sij. Razvoj sija z za\u010detnimi rde\u010dimi \u017earki, ki ob 22:45-23:00 dose\u017eejo maksimum in nato upade v \u0161ibek difuzen rde\u010d sij, je tipi\u010den za valove aktivnosti (podnevihte).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:16px\">Geomagnetni vihar v no\u010di iz 21. na 22. oktober 2001 je dosegel maksimum s Kp=8- in DSTmin=-187 nT prav v \u010dasu opazovanj iz Slovenije. Severni sij 21. oktobra 2001 je tipi\u010den za mo\u010dne <a href=\"https:\/\/severnisij.si\/index.php\/2024\/04\/01\/kako-se-vidi-severni-sij-v-sloveniji-kategorije-viharjev\/\">geomagnetne viharje stopenj G3 in G4<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>19. oktobra 2001 je skupina 9661 izbruhnila z dvema bli\u0161\u010dema kategorije X2.3 in proti Zemlji usmerjenima CME-jema. Dva dni kasneje, 21. oktobra 2003 sta dosegla Zemljo in povzro\u010dila skoraj 40 ur trajajo\u010d geomagnetni vihar kategorije G4. Severni sij smo 21. oktobra 2001 videli tudi pri nas. Severni sij so videli iz ve\u010d krajev v Sloveniji, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":950,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"footnotes":""},"categories":[7],"tags":[],"class_list":["post-234","post","type-post","status-publish","format-standard","has-post-thumbnail","category-opazovanja-severnega-sija-iz-slovenije","czr-hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Severni sij 21. oktobra 2001 - Severnisij.si<\/title>\n<meta name=\"description\" content=\"21. oktobra 2001 je severni sij nad \u0161tevilnimi kraji v Sloveniji razsvetlil severno nebo s predstavo rde\u010dih \u017earkov in sija.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/severnisij.si\/index.php\/2024\/04\/03\/severni-sij-21-oktobra-2001\/\" \/>\n<meta property=\"og:locale\" content=\"sl_SI\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Severni sij 21. oktobra 2001 - 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