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HD142990 Dani doslidzhennyaEpoha J2000 0Suzir ya SkorpionPryame pidnesennya 15g 58h 34 87sShilennya 24 49 53 4 Vidima velichina V 5 43 1 HarakteristikiSpektralnij klas B6pokaznik koloru U B 0 65yaskravist B 5 313 0 003 2 pokaznik koloru B V 0 092 0 004 2 yaskravist V 5 420 0 003 2 Tip zminnostiDani fotometriyi Stromgrenakolir b y 0 03indeks m1 0 10indeks c1 0 25indeks Hb 2 68 1 Dani fotometriyi GipparkosMaksimalna yaskravist 5 380 2 Minimalna yaskravist 5 430 2 Period fotometrichnoyi zminnosti zori 0 98 2 dobiAstrometriyaVlasnij ruh m za pr pidnes 11 41 0 77 2 mas rik za shilennyam 24 06 0 70 2 mas rikParalaks p 6 68 0 82 2 masVidstan 488 26 svitlovih rokiv149 70 parsekPodrobiciMasa M Obertannya Vsin i 125 3 km sekInshi poznachennyaV913 Sco HD 142990 HIP 78246 HR 5942 CD 24 12427 GSC 6783 2695PosilannyaSIMBADdani dlya HD142990HD142990 himichno pekulyarna zorya spektralnogo klasu B6 sho maye vidimu zoryanu velichinu v smuzi V priblizno 5 4 1 Vona znahoditsya u suzir yi Skorpiona j roztashovana na vidstani blizko 488 3 svitlovih rokiv vid Soncya 2 Zmist 1 Fizichni harakteristiki 2 Pekulyarnij himichnij sklad 3 Magnitne pole 4 Div takozh 5 DzherelaFizichni harakteristiki red Teleskop Gipparkos zareyestruvav fotometrichnu zminnist danoyi zori z periodom 0 98 dobi v mezhah vid Hmin 5 43 do Hmax 5 38 2 Pekulyarnij himichnij sklad red HD142990 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 Magnitne pole red Spektr danoyi zori vkazuye na nayavnist magnitnogo polya u yiyi zoryanij atmosferi Napruzhenist povzdovzhnoyi komponenti polya ocinenoyi z analizu stanovit 1304 3 255 3 Gaus 4 Div takozh red Perelik HgMn zir Rtutno manganova zorya Perelik magnitnih himichno pekulyarnih zir Perelik himichno pekulyarnih zir 14h 16h 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 v Renson P Manfroid J General catalogue of Ap HgMn and Am stars 2009 A amp A 498 961 a b v g d e zh i k l m ESA 1997 The Hipparcos Catalogue ESA SP 1200 Abt H A Levato H Grosso M Rotational velocities of B stars 2002 Astrophys J 573 359 365 Bychkov V D Bychkova L V Madej J 2003 Catalogue of averaged stellar effective magnetic fields Astron Astrophys 407 631 nbsp Ce nezavershena stattya z astronomiyi Vi mozhete dopomogti proyektu vipravivshi abo dopisavshi yiyi Otrimano z https uk wikipedia org w index php title HD142990 amp oldid 31654652