Gamma1 Caeli
From Infogalactic: the planetary knowledge core
- For other star systems with this Bayer designation, see Gamma Caeli.
| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Caelum |
| Right ascension | 05h 04m 24.4021s |
| Declination | −35° 28′ 58.722″ |
| Apparent magnitude (V) | 4.577 |
| Characteristics | |
| Spectral type | K3III |
| U−B color index | 1.2 |
| B−V color index | 1.2 |
| R−I color index | 0.65 |
| Astrometry | |
| Radial velocity (Rv) | 9.7 km/s |
| Proper motion (μ) | RA: 126.17 mas/yr Dec.: −44.36 mas/yr |
| Parallax (π) | 17.63 ± 0.54 mas |
| Distance | 185 ± 6 ly (57 ± 2 pc) |
| Absolute magnitude (MV) | −1.87 |
| Details | |
| Mass | 0.8 M☉ |
| Radius | 0.9 R☉ |
| Luminosity | 0.4 L☉ |
| Temperature | 3,500–5,000 K |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Data sources: | |
| Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.) |
|
Gamma1 Caeli (γ1 Cae, γ1 Caeli) is a double star in the constellation Caelum. It is approximately 185 light years from Earth. The brighter component is an orange K-type giant with an apparent magnitude of +4.55. The companion is an eighth magnitude star located 3.1 arcseconds away.
References
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