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HD20873 Dani doslidzhennyaEpoha J2000 0Suzir ya OvenPryame pidnesennya 3g 22h 51 82sShilennya 29 49 6 3 Vidima velichina V 8 53 1 HarakteristikiSpektralnij klas A3 A8pokaznik koloru U B 0 00yaskravist B 8 831 0 019 2 pokaznik koloru B V 0 264 0 026 2 yaskravist V 8 553 0 021 2 Tip zminnostiDani fotometriyi GipparkosMaksimalna yaskravist 8 570 2 Minimalna yaskravist 8 820 2 AstrometriyaVlasnij ruh m za pr pidnes 25 04 5 41 2 mas rik za shilennyam 21 33 3 29 2 mas rikParalaks p 4 43 3 35 2 masVidstan 736 24 svitlovih rokiv225 73 parsekPodrobiciMasa M Inshi poznachennyaHD 20873 HIP 15744 BD 29 552PosilannyaSIMBADdani dlya HD20873GSC1809 1348 ye podvijnoyu zoreyu sho znahoditsya u suzir yi Oven Cya podvijna sistema maye vidimu zoryanu velichinu v smuzi V priblizno 8 5 1 Vona roztashovana na vidstani blizko 736 2 svitlovih rokiv vid Soncya 2 Zmist 1 Podvijna zorya 2 Pekulyarnij himichnij vmist 3 Div takozh 4 DzherelaPodvijna zorya red Golovna zorya ciyeyi sistemi nalezhit do himichno pekulyarnih zir j maye spektralnij klas A3 Insha komponenta maye spektralnij klas A8 Pekulyarnij himichnij vmist red Div takozh red Perelik HgMn zir Rtutno manganova zorya Perelik himichno pekulyarnih zir 2h 4h 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 a b v g d e zh i k ESA 1997 The Hipparcos Catalogue ESA SP 1200 nbsp Ce nezavershena stattya z astronomiyi Vi mozhete dopomogti proyektu vipravivshi abo dopisavshi yiyi Otrimano z https uk wikipedia org w index php title HD20873 amp oldid 31652293