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.

HD 28185
Observation data
Epoch J2000.0      Equinox J2000.0
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
Distance128.0 ± 0.1 ly
(39.24 ± 0.03 pc)
Absolute magnitude (MV)4.67
Details
Mass1.0±0.1 M
Radius1.15±0.03 R
Luminosity1.18±0.01 L
Surface gravity (log g)4.33±0.03 cgs
Temperature5,609±41 K
Metallicity [Fe/H]0.19±0.01 dex
Rotation30 days
Age4.8±4.4 Gyr
Other designations
BD–10°919, HD 28185, HIP 20723, SAO 149631, GSC 05317-00733
Database references
SIMBADdata
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