HD 110073
From Infogalactic: the planetary knowledge core
| Observation data Epoch J2000.0 Equinox J2000.0 |
|
|---|---|
| Constellation | Centaurus |
| Right ascension | 12h 39m 52.52839s[1] |
| Declination | −39° 59′ 14.2906″[1] |
| Apparent magnitude (V) | +4.63 |
| Characteristics | |
| Spectral type | B8II/III |
| U−B color index | −0.42 |
| B−V color index | −0.08 |
| Variable type | none |
| Astrometry | |
| Radial velocity (Rv) | +15 km/s |
| Proper motion (μ) | RA: −43.38[1] mas/yr Dec.: −25.25[1] mas/yr |
| Parallax (π) | 8.94 ± 0.24[1] mas |
| Distance | 365 ± 10 ly (112 ± 3 pc) |
| Absolute magnitude (MV) | −0.71[2] |
| Details | |
| HD 110073 A | |
| Mass | 4.0 ± 0.2[2] M☉ |
| Luminosity | 385[2] L☉ |
| Temperature | 12,900[2] K |
| Age | 129[2] Myr |
| HD 110073 B | |
| Mass | 1.13[2] M☉ |
| Luminosity | 1.2[2] L☉ |
| Temperature | 5,662[2] K |
| Other designations | |
| Database references | |
| SIMBAD | data |
HD 110073 (Bayer designation l Cen / l Centauri) is a star in the constellation Centaurus. It is a blue-white B-type bright giant with an apparent magnitude of +4.63 and is approximately 365 light years from Earth.
This is a single-lined spectroscopic binary star system that belongs to the Pleiades group.[2]
References
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