HD 28185
HD 28185 is a yellow dwarf star similar to the Sun located 128 light-years away from Earth in the constellation Eridanus. The designation HD 28185 refers to its entry in the Henry Draper catalogue. The star is known to possess one long-period extrasolar planet.
Observation data Epoch J2000.0 Equinox J2000.0 | |
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Constellation | Eridanus |
Right ascension | 04h 26m 26.323s |
Declination | −10° 33′ 02.95″ |
Apparent magnitude (V) | +7.80 |
Characteristics | |
Evolutionary stage | Main sequence/subdwarf |
Spectral type | G6.5IV-V |
B−V color index | 0.750±0.010 |
Astrometry | |
Radial velocity (Rv) | 50.40±0.14 km/s |
Proper motion (μ) | RA: 84.070±0.018 mas/yr Dec.: −59.637±0.016 mas/yr |
Parallax (π) | 25.4868 ± 0.0207 mas |
Distance | 128.0 ± 0.1 ly (39.24 ± 0.03 pc) |
Absolute magnitude (MV) | 4.67 |
Details | |
Mass | 1.0±0.1 M☉ |
Radius | 1.15±0.03 R☉ |
Luminosity | 1.18±0.01 L☉ |
Surface gravity (log g) | 4.33±0.03 cgs |
Temperature | 5,609±41 K |
Metallicity [Fe/H] | 0.19±0.01 dex |
Rotation | 30 days |
Age | 4.8±4.4 Gyr |
Other designations | |
Database references | |
SIMBAD | data |
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