Beta Monocerotis A
| Observation data |
|
|---|---|
| Constellation | Monoceros |
| Right ascension | 06h 28m 49.0700s |
| Declination | −07° 01′ 59.025″ |
| Apparent magnitude | 4.60 |
| Characteristics | |
| Spectral type | B3Ve |
| U−B color index | −0.63 |
| B−V color index | −0.10 |
| R−I color index | −0.16 |
| Astrometry | |
| Radial velocity | 20 ± 5 km/s |
| Proper motion | RA: −7.00 mas/yr Dec.: −4.97 mas/yr |
| Parallax | 4.72 ± 1.10 mas |
| Distance | approx. 700 ly (approx. 210 pc) |
| Absolute magnitude | −2.0 |
| Details | |
| Mass | 7 M☉ |
| Luminosity | 3,200 L☉ |
| Rotational velocity | 346 km/s |
| Other designations | |
| β Mon A, Beta Monocerotis A, Beta Mon A, β1 Monocerotis, β1 Mon, Beta1 Monocerotis, Beta1 Mon, 11 Monocerotis A, 11 Mon A, STF 919A, ADS 5107 A, BD−06°1574, CCDM J06288-0702A, GC 8412, HD 45725, HIP 30867, HR 2356, SAO 133316, WDS 06288-0702A. | |
| Database references | |
| SIMBAD | data |
Beta Monocerotis A (Beta Mon A, β Monocerotis A, β Mon A) is a Be star with a mass of approximately 7 solar masses and a luminosity of 3,200 times the Sun's.
Read more about this topic: Beta Monocerotis