Theta Centauri
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Observation data Epoch J2000.0 |
|
---|---|
Constellation | Centaurus |
Right ascension | 14h06m41.3s |
Declination | -36°22′07.3″ |
Apparent magnitude (V) | +2.06 |
Characteristics | |
Spectral type | K0IIIb |
B-V color index | +1.01 |
U-B color index | +0.88 |
Variable type | none |
Astrometry | |
Radial velocity (Rv) | +1.3 km/s |
Proper motion (μ) | RA: -519.29 mas/yr Dec.: -517.87 mas/yr |
Parallax (π) | 53.52 ± 0.79 mas |
Distance | 60.9 ± 0.9 ly (18.7 ± 0.3 pc) |
Absolute magnitude (MV) | +0.70 |
Details | |
Mass | 4 M☉ |
Radius | 16 R☉ |
Luminosity | 45 L☉ |
Temperature | 4,500 K |
Metallicity | ? |
Rotation | ? |
Age | ? years |
Other designations | |
Theta Centauri (θ Cen / θ Centauri) is a star in the constellation Centaurus. It also has the traditional name Menkent. It is an orange K-type giant with an apparent magnitude of +2.06 and is approximately 60.94 light years from Earth.