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HD142884 Dani doslidzhennyaEpoha J2000 0Suzir yaPryame pidnesennya 15g 57h 48 80sShilennya 23 31 38 3 Vidima velichina V 6 77 1 HarakteristikiSpektralnij klas B9pokaznik koloru U B 0 48yaskravist B 6 762 0 004 2 pokaznik koloru B V 0 008 0 006 2 yaskravist V 6 776 0 005 2 Tip zminnostiDani fotometriyi Stromgrenakolir b y 0 04indeks m1 0 09indeks c1 0 39indeks Hb 2 72 1 Dani fotometriyi GipparkosMaksimalna yaskravist 6 760 2 Minimalna yaskravist 6 790 2 AstrometriyaVlasnij ruh m za pr pidnes 8 32 1 00 2 mas rik za shilennyam 16 23 0 88 2 mas rikParalaks p 8 18 1 07 2 masVidstan 398 72 svitlovih rokiv122 25 parsekPodrobiciMasa M Inshi poznachennyaHD 142884 HIP 78183 CD 23 12597 GSC 6779 2196PosilannyaSIMBADdani dlya HD142884HD142884 himichno pekulyarna zorya spektralnogo klasu B9 sho maye vidimu zoryanu velichinu v smuzi V priblizno 6 8 1 Vona roztashovana na vidstani blizko 398 7 svitlovih rokiv vid Soncya 2 Zmist 1 Pekulyarnij himichnij sklad 2 Magnitne pole 3 Div takozh 4 DzherelaPekulyarnij himichnij sklad red Zoryana atmosfera HD142884 maye pidvishenij vmist Si 1 Magnitne pole red Spektr danoyi zori vkazuye na nayavnist magnitnogo polya u yiyi zoryanij atmosferi Napruzhenist povzdovzhnoyi komponenti polya ocinenoyi z analizu kril linij Balmera stanovit 285 4 279 2 Gaus 3 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 g 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 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 HD142884 amp oldid 31655910