Psi Centauri
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Centaurus |
| Right ascension | 14h 20m 33.43s[1] |
| Declination | −37° 53′ 07.1″[1] |
| Apparent magnitude (V) | +4.05 |
| Characteristics | |
| Spectral type | A0IV |
| U−B color index | −0.11 |
| B−V color index | −0.03 |
| Variable type | none |
| Astrometry | |
| Radial velocity (Rv) | −5 km/s |
| Proper motion (μ) | RA: -63.69 ± 0.18[1] mas/yr Dec.: -10.65 ± 0.15[1] mas/yr |
| Parallax (π) | 12.60 ± 0.20[1] mas |
| Distance | 259 ± 4 ly (79 ± 1 pc) |
| Absolute magnitude (MV) | −0.34 |
| Other designations | |
| Database references | |
| SIMBAD | data |
Psi Centauri (ψ Cen, ψ Centauri) is a star in the constellation Centaurus. ψ Centauri is a white A-type subgiant with an apparent magnitude of +4.05. It is approximately 259 light years from Earth.
References
- 1 2 3 4 5 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
This article is issued from Wikipedia - version of the 2/27/2013. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.