Gamma Pyxidis
K-type giant star in the constellation Pyxis / From Wikipedia, the free encyclopedia
Gamma Pyxidis, Latinized from γ Pyxidis, is a single,[10] orange-hued star in the southern constellation Pyxis. It is visible to the naked eye, having an apparent visual magnitude of 4.010.[2] Based upon an annual parallax shift of 15.73 mas as seen from Earth,[1] it is located about 207 light years from the Sun. The star is moving further from the Sun with a radial velocity of +24.5 km/s.[4]
Quick Facts Observation data Epoch J2000 Equinox J2000, Constellation ...
Observation data Epoch J2000 Equinox J2000 | |
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Constellation | Pyxis |
Right ascension | 08h 50m 31.92282s[1] |
Declination | −27° 42′ 35.4421″[1] |
Apparent magnitude (V) | 4.010[2] |
Characteristics | |
Spectral type | K3 III[2] |
U−B color index | +1.368[3] |
B−V color index | +1.284[3] |
Astrometry | |
Radial velocity (Rv) | +24.5±0.7[4] km/s |
Proper motion (μ) | RA: −134.31[1] mas/yr Dec.: 87.89[1] mas/yr |
Parallax (π) | 15.73 ± 0.17 mas[1] |
Distance | 207 ± 2 ly (63.6 ± 0.7 pc) |
Absolute magnitude (MV) | +0.00[5] |
Details | |
Mass | 1.64[2] M☉ |
Radius | 21.87[6] R☉ |
Luminosity | 178[7] L☉ |
Surface gravity (log g) | 2.35[8] cgs |
Temperature | 4,270[8] K |
Metallicity [Fe/H] | −0.05[8] dex |
Age | 4.29±2.49[6] Gyr |
Other designations | |
Database references | |
SIMBAD | data |
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