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HD178993 Dani doslidzhennyaEpoha J2000 0Suzir yaPryame pidnesennya 19g 10h 9 23sShilennya 17 2 8 1 Vidima velichina V 9 00 1 HarakteristikiSpektralnij klas B9pokaznik koloru U B 0 00pokaznik koloru B V 0 00Tip zminnostiAstrometriyaVlasnij ruh m za pr pidnes mas rik za shilennyam mas rikVidstan svitlovih rokiv parsekPodrobiciMasa M Inshi poznachennyaHD 178993 BD 16 3764 GSC 1590 1260PosilannyaSIMBADdani dlya HD178993HD178993 himichno pekulyarna zorya spektralnogo klasu B9 j maye vidimu zoryanu velichinu v smuzi V priblizno 9 0 1 Pekulyarnij himichnij sklad red HD178993 nalezhit do Himichno pekulyarnih zir z ponizhenim vmistom geliyu j v yiyi zoryanij atmosferi sposterigayetsya nestacha He u porivnyanni z jogo vmistom v atmosferi Soncya Div takozh red Perelik HgMn zir Rtutno manganova zorya Perelik himichno pekulyarnih zir 18h 20h Himichno pekulyarna zorya Perelik himichno pekulyarnih zir z ponizhenim vmistom geliyu Himichno pekulyarna zorya z ponizhenim vmistom geliyu Perelik Am zir Am zoryaDzherela red a b Renson P Manfroid J General catalogue of Ap HgMn and Am stars 2009 A amp A 498 961 nbsp Ce nezavershena stattya z astronomiyi Vi mozhete dopomogti proyektu vipravivshi abo dopisavshi yiyi Otrimano z https uk wikipedia org w index php title HD178993 amp oldid 31656148