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BG Geminorum is an eclipsing binary star system in the constellation Gemini. It consists of a K0 supergiant with a more massive but unseen companion. The companion is likely to be either a black hole or class B star. Material from the K0 star is being transferred to an accretion disk surrounding the unidentified object.

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rdf:type
rdfs:label
  • BG Geminorum (es)
  • BG Geminorum (en)
  • BG Geminorum (in)
  • BG Geminorum (pt)
  • BG Близнецов (ru)
rdfs:comment
  • BG Geminorum is an eclipsing binary star system in the constellation Gemini. It consists of a K0 supergiant with a more massive but unseen companion. The companion is likely to be either a black hole or class B star. Material from the K0 star is being transferred to an accretion disk surrounding the unidentified object. (en)
  • BG Geminorum es una estrella binaria, compuesta por una estrella K0 I en órbita de una estrella tipo B o agujero negro, con una masa al menos 3,5 veces mayor del que la del Sol. Fue descubierto en 1933 por Hoffmeister. Posee una magnitud aparente de +0,5, y un período orbital de 91,645 días.​ (es)
  • BG Geminorum adalah sistem bintang biner gerhana di rasi Gemini. Sistem bintang biner ini terdiri dari bintang maharaksasa K0 dengan pendamping yang lebih masif tetapi tidak terlihat. Pasangannya kemungkinan besar adalah bintang lubang hitam atau bintang kelas B. Material dari bintang maharaksasa K0 tersedot ke dalam piringan akresi yang mengelilingi objek tak dikenal. (in)
  • BG Geminorum é uma estrela binária, composta por uma estrela K0 I em órbita de uma estrela tipo B ou buraco negro, com uma massa ao menos 3,5 vezes maior do que o do Sol. Foi descoberto em 1933 por Hoffmeister. Possui uma magnitude aparente de +0,5, e um período orbital de 91,645 dias. (pt)
  • BG Близнецов (лат. BG Geminorum) — двойная затменная переменная звезда (E) в созвездии Близнецов на расстоянии (вычисленном из значения параллакса) приблизительно 17 442 световых лет (около 5 348 парсек) от Солнца. Видимая звёздная величина звезды — от +14,8m до +13,6m. Орбитальный период — около 91,645 суток. Открыта Хофмейстером в 1933 году. (ru)
foaf:name
  • BG Geminorum (en)
foaf:depiction
  • http://commons.wikimedia.org/wiki/Special:FilePath/BGGemLightCurve.png
  • http://commons.wikimedia.org/wiki/Special:FilePath/BGGeminorum.gif
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axis unitless
  • >0.63 ± 0.04 AU (en)
appmag
appmag 1 passband
  • g (en)
appmag v
class
  • K0I (en)
component
  • Black hole or class B (en)
  • K0I (en)
constell
epoch
  • J2000.0 (en)
inclination
  • >80 (en)
mass
  • >0.7 (en)
  • >3.5 (en)
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