BG Geminorum
From Infogalactic: the planetary knowledge core
| Observation data Epoch J2000.0 Equinox J2000.0 (ICRS) |
|
|---|---|
| Constellation | Gemini |
| Right ascension | 06h 03m 30.81s[1] |
| Declination | +27° 41′ 50.7″[1] |
| Apparent magnitude (V) | 12.9 - 13.6[2] |
| Characteristics | |
| Spectral type | K0I[2] |
| Astrometry | |
| Distance | 7340 ly (2.25±0.25[2] pc) |
| Orbit[2] | |
| Period (P) | 91.645 days |
| Semi-major axis (a) | >0.63 ± 0.04 AU |
| Inclination (i) | >80° |
| Details | |
| Mass | >3.5/>0.7[3] M☉ |
| Temperature | ???/4500[2] K |
| Other designations | |
| Database references | |
| SIMBAD | data |
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.[3]
References
<templatestyles src="Asbox/styles.css"></templatestyles>
 |
This supergiant-related article is a stub. You can help Wikipedia by expanding it. |
<templatestyles src="Asbox/styles.css"></templatestyles>
 |
This variable star–related article is a stub. You can help Wikipedia by expanding it. |
