Observation data Epoch J2000 Equinox J2000 |
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Constellation | Eridanus |
Right ascension | 03 |
Declination | −43° 04′ 11.2175″ |
Apparent magnitude (V) | 4.254 |
Characteristics | |
Spectral type | G8 V |
U−B color index | +0.21 |
B−V color index | +0.71 |
Astrometry | |
Radial velocity (Rv) | +87.2 km/s |
Proper motion (μ) | RA: 3038.34 mas/yr |
Parallax (π) | 165.47 ± 0.19mas |
Distance | 19.71 ± 0.02 ly (6.043 ± 0.007 pc) |
Absolute magnitude (MV) | 5.34 |
Details | |
Mass | 0.97M☉ |
Radius | 0.92R☉ |
Luminosity | 0.74L☉ |
Surface gravity (log g) | 4.40 |
Temperature | 5,401K |
Metallicity [Fe/H] | –0.40dex |
Rotational velocity (v sin i) | 4.0 km/s |
Age | 6.1Gyr |
Other designations | |
e Eri, HD 20794, CD-43°1028, GCTP 703, GJ 139, LHS 19, LTT 1583, HR 1008, SAO 216263, FK5 119, and HIP 15510.
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Database references | |
SIMBAD | data |
Exoplanet Archive | data |
ARICNS | data |
Extrasolar Planets Encyclopaedia |
data |