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HD108642 Dani doslidzhennyaEpoha J2000 0Suzir yaPryame pidnesennya 12g 28h 38 15sShilennya 26 13 37 1 Vidima velichina V 6 52 1 HarakteristikiSpektralnij klas A2pokaznik koloru U B 0 11yaskravist B 6 747 0 005 2 pokaznik koloru B V 0 215 0 006 2 yaskravist V 6 522 0 004 2 Tip zminnostiDani fotometriyi Stromgrenakolir b y 0 10indeks m1 0 22indeks c1 0 91indeks Hb 2 85 1 Dani fotometriyi GipparkosMaksimalna yaskravist 6 550 2 Minimalna yaskravist 6 580 2 AstrometriyaVlasnij ruh m za pr pidnes 17 67 0 94 2 mas rik za shilennyam 5 66 0 68 2 mas rikParalaks p 9 76 0 79 2 masVidstan 334 18 svitlovih rokiv102 46 parsekPodrobiciMasa M Obertannya Vsin i 21 3 km sekInshi poznachennyaHD 108642 HIP 60880 HR 4750 BD 27 2138PosilannyaSIMBADdani dlya HD108642HD108642 himichno pekulyarna zorya spektralnogo klasu A2 sho maye vidimu zoryanu velichinu v smuzi V priblizno 6 5 1 Vona roztashovana na vidstani blizko 334 2 svitlovih rokiv vid Soncya 2 Zmist 1 Fizichni harakteristiki 2 Magnitne pole 3 Div takozh 4 DzherelaFizichni harakteristiki RedaguvatiZorya HD108642 obertayetsya porivnyano povilno navkolo svoyeyi osi Proyekciya yiyi ekvatorialnoyi shvidkosti na promin zoru stanovit Vsin i 21km sek 3 Magnitne pole RedaguvatiSpektr danoyi zori vkazuye na nayavnist magnitnogo polya u yiyi zoryanij atmosferi Napruzhenist povzdovzhnoyi komponenti polya ocinenoyi z analizu nayavnih linij metaliv stanovit 13 2 17 5 Gaus 4 Div takozh RedaguvatiPerelik HgMn zir Rtutno manganova zorya Perelik magnitnih himichno pekulyarnih zir Perelik himichno pekulyarnih zir 12h 14h Himichno pekulyarna zorya Perelik himichno pekulyarnih zir z ponizhenim vmistom geliyu Himichno pekulyarna zorya z ponizhenim vmistom geliyu Perelik Am zir Am zoryaDzherela Redaguvati 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 ESA 1997 The Hipparcos Catalogue ESA SP 1200 a b Royer F et al 2002 Rotational velocities of A type stars Astron amp Astrophys 393 897 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 HD108642 amp oldid 32736579