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HD171247 Dani doslidzhennyaEpoha J2000 0Suzir yaPryame pidnesennya 18g 33h 23 30sShilennya 8 16 5 7 Vidima velichina V 6 42 1 HarakteristikiSpektralnij klas B8 pokaznik koloru U B 0 33yaskravist B 6 370 0 004 2 pokaznik koloru B V 0 044 0 004 2 yaskravist V 6 418 0 005 2 Tip zminnostiDani fotometriyi Stromgrenakolir b y 0 01indeks m1 0 08indeks c1 0 74indeks Hb 2 72 1 Dani fotometriyi GipparkosMaksimalna yaskravist 6 400 2 Minimalna yaskravist 6 440 2 Period fotometrichnoyi zminnosti zori 3 91 2 dobiAstrometriyaVlasnij ruh m za pr pidnes 0 86 0 87 2 mas rik za shilennyam 9 12 0 65 2 mas rikParalaks p 2 06 0 77 2 masVidstan 1583 28 svitlovih rokiv485 44 parsekPodrobiciMasa M Obertannya Vsin i 75 3 km sekInshi poznachennyaHD 171247 HIP 90971 HR 6967 BD 8 3741 GSC 1024 2578PosilannyaSIMBADdani dlya HD171247HD171247 podvijna zorya Cya podvijna sistema maye vidimu zoryanu velichinu v smuzi V priblizno 6 4 1 Vona roztashovana na vidstani blizko 1583 3 svitlovih rokiv vid Soncya 2 Zmist 1 Podvijna zorya 2 Fizichni harakteristiki 3 Div takozh 4 DzherelaPodvijna zorya red Golovna zorya ciyeyi sistemi nalezhit do himichno pekulyarnih zir j maye spektralnij klas B8 V toj zhe chas spektralnij klas inshoyi komponenti zalishayetsya she ne viznachenim Fizichni harakteristiki red Zorya HD171247 obertayetsya dosit shvidko navkolo svoyeyi osi Proyekciya yiyi ekvatorialnoyi shvidkosti na promin zoru stanovit Vsin i 75km sek 3 Teleskop Gipparkos zareyestruvav fotometrichnu zminnist danoyi zori z periodom 3 91 dobi v mezhah vid Hmin 6 44 do Hmax 6 40 2 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 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 a b Royer F et al 2002 Rotational velocities of A type stars Astron amp Astrophys 393 897 nbsp Ce nezavershena stattya z astronomiyi Vi mozhete dopomogti proyektu vipravivshi abo dopisavshi yiyi Otrimano z https uk wikipedia org w index php title HD171247 amp oldid 32736111