W Centauri
From Wikipedia, the free encyclopedia
| Observation data Epoch J2000.0 |
|
|---|---|
| Constellation | Centaurus |
| Right ascension | 12h42m35.4s |
| Declination | −48°48′47″ |
| Apparent magnitude (V) | +4.66 |
| Spectral Characteristics | |
| Spectral type | K0III |
| U-B color index | +1.01 |
| B-V color index | +1.09 |
| Variable type | none |
| Astrometry | |
| Radial velocity (Rv) | −12 km/s |
| Proper motion (μ) | RA: −123.27 mas/yr Dec.: −30.36 mas/yr |
| Parallax (π) | 17.31 ± 0.65 mas |
| Distance | 188.4 ± 7.1 ly (57.8 ± 2.2 pc) |
| Absolute magnitude (MV) | +0.85 |
| Other designations | |
| Database references | |
| SIMBAD | data |
- The correct title of this article is w Centauri. The initial letter is shown capitalized due to technical restrictions.
w Centauri (w Cen) is a star in the constellation Centaurus. It is an orange K-type giant with an apparent magnitude of +4.66 and is approximately 188.4 light years from Earth.
 |
This giant star-related article is a stub. You can help Wikipedia by expanding it. |
