E\u015fg\u00fcd\u00fcml\u00fc Evrensel Zaman Dilimi’ne (UTC) g\u00f6re, s\u00fcrpriz G\u00fcne\u015f f\u0131rt\u0131nas\u0131 D\u00fcnya’ya 25 Haziran’da gece yar\u0131s\u0131ndan hemen \u00f6nce ula\u015ft\u0131 ve 26 Haziran’da g\u00fcn\u00fcn b\u00fcy\u00fck b\u00f6l\u00fcm\u00fcnde gezegeni etkilemeye devam etti.<\/p>\n
Uzmanlar f\u0131rt\u0131nay\u0131 G1 s\u0131n\u0131f\u0131 diye kategorize etti. Bu s\u0131n\u0131ftaki f\u0131rt\u0131nalar, g\u00fc\u00e7 \u015febekelerinde nispeten zay\u0131f dalgalanmalar yaratabiliyor, uydular\u0131n i\u015flevlerini etkileyip, g\u00f6\u00e7 eden hayvanlar\u0131n y\u00f6n bulma yeteneklerini bozabiliyor.Ayn\u0131 zamanda Kuzey Yar\u0131m K\u00fcre’de al\u0131\u015f\u0131lmad\u0131k derecede g\u00fc\u00e7l\u00fc kutup \u0131\u015f\u0131klar\u0131n\u0131n ortaya \u00e7\u0131kmas\u0131na neden olabiliyor.<\/p>\n
Beklenmedik G\u00fcne\u015f f\u0131rt\u0131nas\u0131 ayn\u0131 zamanda Merk\u00fcr, Ven\u00fcs, Mars, J\u00fcpiter ve Sat\u00fcrn’\u00fcn g\u00f6ky\u00fcz\u00fcnde hizaland\u0131\u011f\u0131, son derece nadir meydana gelen (1864’ten beri ya\u015fanmad\u0131) kozmik olaya denk geldi.<\/p>\n
Bu da kutup \u0131\u015f\u0131klar\u0131yla birle\u015fince amat\u00f6r g\u00f6zlemciler ve foto\u011fraf\u00e7\u0131lar i\u00e7in e\u015fsiz manzaralar olu\u015fturdu.<\/p>\n
Verilere g\u00f6re f\u0131rt\u0131nan\u0131n h\u0131z\u0131 saatte 2,52 milyon kilometreye ula\u015ft\u0131. G\u00fcne\u015f’teki patlamalar\u0131n uzaya b\u00fcy\u00fck k\u00fctleli plazmalar savurmas\u0131na ta\u00e7k\u00fcre k\u00fctle at\u0131m\u0131 (CME) ad\u0131 veriliyor. Bu plazmalar, D\u00fcnya’n\u0131n manyetik alan\u0131yla etkile\u015fime girip, manyotesferde ge\u00e7ici bozulmalara yol a\u00e7t\u0131\u011f\u0131nda G\u00fcne\u015f f\u0131rt\u0131nas\u0131 ad\u0131n\u0131 al\u0131yor.<\/p>\n
CME’ler genellikle \u00e7evrelerine g\u00f6re nispeten so\u011fuk oldu\u011fu i\u00e7in karanl\u0131k g\u00f6r\u00fcnen G\u00fcne\u015f lekelerinde ortaya \u00e7\u0131k\u0131yor. O y\u00fczden uzmanlar, y\u0131ld\u0131zda kayda de\u011fer bir patlaman\u0131n meydana gelebilece\u011fi ve bunun da f\u0131rt\u0131naya yol a\u00e7abilece\u011fine dair tahminler y\u00fcr\u00fctebiliyor.<\/p>\n
Aniden olan patlamalar<\/span><\/h2>\n Ancak uzmanlara g\u00f6re son olay, G\u00fcne\u015f’te E\u015f-D\u00f6n\u00fc\u015fl\u00fc Etkile\u015fim B\u00f6lgesi ad\u0131 verilen ve nadiren f\u0131rt\u0131nalara neden olan bir bir b\u00f6lgeden kaynakland\u0131. Bu t\u00fcr noktalar yava\u015f ve h\u0131zl\u0131 hareket eden par\u00e7ac\u0131k ak\u0131\u015flar\u0131 aras\u0131ndaki ge\u00e7i\u015f b\u00f6lgeleri diye tan\u0131mlan\u0131yor.<\/p>\n S\u00f6z konusu b\u00f6lgelerde CME’lere benzeyen ama G\u00fcne\u015f lekelerinin g\u00f6r\u00fclmedi\u011fi \u015fok dalgalar\u0131n\u0131 aniden a\u00e7\u0131\u011fa \u00e7\u0131karabilen plazma birikimleri olu\u015fuyor. Bu da G\u00fcne\u015f y\u00fczeyinde \u00f6nceden tespit edilmelerini \u00e7ok daha zor hale getiriyor.<\/p>\n G\u00f6kbilimciler G\u00fcne\u015f’teki patlamalar\u0131n birka\u00e7 y\u0131l i\u00e7inde giderek artaca\u011f\u0131n\u0131 ve zirve noktas\u0131na ula\u015faca\u011f\u0131n\u0131 belirtiyor. \u00c7\u00fcnk\u00fc G\u00fcne\u015f, \u015fu anda hareketli bir evrede.<\/p>\n Y\u0131ld\u0131z her 11 y\u0131lda bir, sakin veya f\u0131rt\u0131nal\u0131 ge\u00e7en bir d\u00f6ng\u00fcs\u00fcn\u00fc tamaml\u0131yor ve yenisini ba\u015flat\u0131yor. G\u00fcne\u015f’in 2019’da 25. d\u00f6ng\u00fcs\u00fcne girdi\u011fi biliniyor. Bu d\u00f6ng\u00fclerden sakin olan\u0131na, yani y\u0131ld\u0131zdaki patlamalar\u0131n ve lekelerin minimum seviyeye indi\u011fi d\u00f6nemlere “solar minimum” ad\u0131 veriliyor.<\/p>\n G\u00fcne\u015f lekelerinin artt\u0131\u011f\u0131 ve patlamalar\u0131n da s\u0131kla\u015ft\u0131\u011f\u0131 evrelerse “solar maksimum” diye adland\u0131r\u0131l\u0131yor.<\/p>\n Uzmanlara g\u00f6re y\u0131ld\u0131z \u015fu anda hareketli bir d\u00f6nemden ge\u00e7iyor. Ancak hen\u00fcz ba\u015f\u0131nda oldu\u011fu i\u00e7in 2022’nin \u00e7ok \u015fiddetli olaylara tan\u0131kl\u0131k etmeyece\u011fi d\u00fc\u015f\u00fcn\u00fcl\u00fcyor.<\/p>\n 2025’teyse solar maksimum evresi zirve noktas\u0131na ula\u015facak. Bu nedenle \u00f6zellikle 2025 civar\u0131nda \u015fiddetli patlamalar\u0131n D\u00fcnya’y\u0131 etkilemesi bekleniyor.<\/p>\n Kaynaklar: Independent T\u00fcrk\u00e7e, Space Weather, Livescience .<\/p>\n