HD 218566
Star in the constellation Pisces / From Wikipedia, the free encyclopedia
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HD 218566 is a star in the equatorial zodiac constellation of Pisces. It has the proper name Ebla, after a kingdom in ancient Syria. With an apparent visual magnitude of 8.6,[2] this ninth magnitude star can not be viewed with the naked eye. However, it can be readily seen even with a small telescope.[9] It is located at a distance of 94 light years from the Sun based on parallax, but is drifting closer with a radial velocity of −37.8 km/s.[4] The star hosts one known exoplanet, HD 218566 b.[2]
Quick Facts Observation data Epoch J2000 Equinox J2000, Constellation ...
Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Pisces |
Right ascension | 23h 09m 10.72701s[1] |
Declination | −02° 15′ 38.6854″[1] |
Apparent magnitude (V) | 8.628[2] |
Characteristics | |
Spectral type | K3 V[3] |
B−V color index | 1.014[3] |
Astrometry | |
Radial velocity (Rv) | −37.800±0.0029[4] km/s |
Proper motion (μ) | RA: +631.520[1] mas/yr Dec.: −97.214[1] mas/yr |
Parallax (π) | 34.6603 ± 0.0511 mas[1] |
Distance | 94.1 ± 0.1 ly (28.85 ± 0.04 pc) |
Absolute magnitude (MV) | 6.187[3] |
Details | |
Mass | 0.81±0.06[5] M☉ |
Radius | 0.86±0.08[2] R☉ |
Luminosity | 0.353±0.032[2] L☉ |
Surface gravity (log g) | 4.48±0.04[5] cgs |
Temperature | 4,849±42[5] K |
Metallicity [Fe/H] | 0.38[3] dex |
Rotational velocity (v sin i) | 0.0 km/s |
Age | 8.5[2] to 11.5[5] Gyr |
Other designations | |
Database references | |
SIMBAD | data |
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