WASP-28
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Pisces |
| Right ascension | 23h 34m 27.88149s |
| Declination | −01° 34′ 48.1101″ |
| Apparent magnitude (V) | 12.03 |
| Characteristics | |
| Evolutionary stage | main sequence |
| Spectral type | F8 |
| Astrometry | |
| Radial velocity (Rv) | +25.20±1.08 km/s |
| Proper motion (μ) | RA: +22.422 mas/yr Dec.: +10.591 mas/yr |
| Parallax (π) | 2.9215±0.0151 mas |
| Distance | 1,116 ± 6 ly (342 ± 2 pc) |
| Details | |
| Mass | 0.993±0.067 M☉ |
| Radius | 1.083±0.025 R☉ |
| Surface gravity (log g) | 4.370±0.018 cgs |
| Temperature | 6150±140 K |
| Metallicity [Fe/H] | −0.29±0.10 dex |
| Rotational velocity (v sin i) | 3.25±0.34 km/s |
| Age | 5.5±2.6 Gyr |
| Other designations | |
| K2-1, EPIC 246375295, TOI-4518, TIC 398572544, WASP-28, 2MASS J23342787-0134482 | |
| Database references | |
| SIMBAD | data |
| Exoplanet Archive | data |
WASP-28 is a F8V-type main sequence star located 1116 light-years from Earth in the constellation of Pisces. It has a mass of 0.9 solar masses and a radius of 1.08 solar radii. It is an aged and cool star being around 5 billion years old and having a temperature at around 6100 Kelvin.