HAT-P-5
HAT-P-5 is a 12th magnitude star in the constellation Lyra, approximately 1,000 light years away from Earth. It is a spectral type G star, about 1.16 solar masses and radii greater than the Sun, and only 200 kelvins hotter. It is estimated to be 2.6 billion years old.
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Lyra |
| Right ascension | 18h 17m 37.3127s |
| Declination | +36° 37′ 17.170″ |
| Apparent magnitude (V) | +11.95 |
| Characteristics | |
| Spectral type | G1V |
| Variable type | planetary transit |
| Astrometry | |
| Proper motion (μ) | RA: 11.925(11) mas/yr Dec.: 5.904(14) mas/yr |
| Parallax (π) | 3.2184 ± 0.0105 mas |
| Distance | 1,013 ± 3 ly (311 ± 1 pc) |
| Details | |
| Mass | 1.16 ± 0.062 M☉ |
| Radius | 1.167 ± 0.049 R☉ |
| Surface gravity (log g) | 4.37 ± 0.03 cgs |
| Temperature | 5863 ± 80 K |
| Metallicity [Fe/H] | 0.10 ± 0.10 dex |
| Rotational velocity (v sin i) | 2.8 ± 1.0 km/s |
| Age | 2.6 ± 1.8 Gyr |
| Other designations | |
| Database references | |
| SIMBAD | data |
The star HAT-P-5 is named Chasoň. The name was selected in the NameExoWorlds campaign by Slovakia, during the 100th anniversary of the IAU. Chasoň is an ancient Slovak term for Sun.
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