1 Centauri
From Infogalactic: the planetary knowledge core
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| Observation data Epoch J2000.0 Equinox J2000.0 |
|
|---|---|
| Constellation | Centaurus |
| Right ascension | 13h 45m 41.24s[1] |
| Declination | −33° 02′ 37.4″[1] |
| Apparent magnitude (V) | +4.23 |
| Characteristics | |
| Spectral type | F3IV |
| U−B color index | 0.00 |
| B−V color index | +0.38 |
| Variable type | none |
| Astrometry | |
| Radial velocity (Rv) | −22 km/s |
| Proper motion (μ) | RA: −462.49±0.18[1] mas/yr Dec.: −146.49±0.16[1] mas/yr |
| Parallax (π) | 51.54 ± 0.19[1] mas |
| Distance | 63.3 ± 0.2 ly (19.40 ± 0.07 pc) |
| Absolute magnitude (MV) | +2.81[2] |
| Details | |
| Mass | 1.35[2] M☉ |
| Rotation | 9.9 days[2] |
| Rotational velocity (v sin i) | 86[2] km/s |
| Other designations | |
| Database references | |
| SIMBAD | data |
1 Centauri is a star in the constellation Centaurus.
1 Centauri is a yellow-white F-type subgiant with an apparent magnitude of +4.23. It is approximately 63 light years from Earth.
References
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