B Centauri
From Infogalactic: the planetary knowledge core
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 Location of A Centauri (circled) |
|
| Observation data Epoch J2000.0 Equinox J2000.0 |
|
|---|---|
| Constellation | Centaurus |
| Right ascension | 11h 51m 08.69s[1] |
| Declination | −45° 10′ 24.5″[1] |
| Apparent magnitude (V) | +4.47 |
| Characteristics | |
| Spectral type | K3III |
| U−B color index | +1.46 |
| B−V color index | +1.30 |
| Variable type | none |
| Astrometry | |
| Radial velocity (Rv) | +2 km/s |
| Proper motion (μ) | RA: -72.46 ± 0.16[1] mas/yr Dec.: -7.85 ± 0.16[1] mas/yr |
| Parallax (π) | 7.53 ± 0.22[1] mas |
| Distance | 430 ± 10 ly (133 ± 4 pc) |
| Absolute magnitude (MV) | −1.29 |
| Other designations | |
| Database references | |
| SIMBAD | data |
B Centauri (B Cen) is a star in the constellation Centaurus. It is an orange K-type giant with an apparent magnitude of +4.47 and is approximately 430 light years from Earth.
References
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