HD 218566
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, this ninth magnitude star can not be viewed with the naked eye. However, it can be readily seen even with a small telescope. 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. The star hosts one known exoplanet, HD 218566 b.
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Pisces |
| Right ascension | 23h 09m 10.72701s |
| Declination | −02° 15′ 38.6854″ |
| Apparent magnitude (V) | 8.628 |
| Characteristics | |
| Spectral type | K3 V |
| B−V color index | 1.014 |
| Astrometry | |
| Radial velocity (Rv) | −37.800±0.0029 km/s |
| Proper motion (μ) | RA: +631.520 mas/yr Dec.: −97.214 mas/yr |
| Parallax (π) | 34.6603 ± 0.0511 mas |
| Distance | 94.1 ± 0.1 ly (28.85 ± 0.04 pc) |
| Absolute magnitude (MV) | 6.187 |
| Details | |
| Mass | 0.81±0.06 M☉ |
| Radius | 0.86±0.08 R☉ |
| Luminosity | 0.353±0.032 L☉ |
| Surface gravity (log g) | 4.48±0.04 cgs |
| Temperature | 4,849±42 K |
| Metallicity [Fe/H] | 0.38 dex |
| Rotational velocity (v sin i) | 0.0 km/s |
| Age | 8.5 to 11.5 Gyr |
| Other designations | |
| Database references | |
| SIMBAD | data |
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