HD 102964
Appearance
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Observation data Epoch J2000.0 Equinox J2000.0 | |
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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 mas[1] |
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
- ^ a b c d e van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653–664. arXiv:0708.1752. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357. Vizier catalog entry