Kepler-19
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Lyra |
| Right ascension | 19h 21m 40.99950s |
| Declination | +37° 51′ 06.4373″ |
| Apparent magnitude (V) | 12.04 |
| Astrometry | |
| Radial velocity (Rv) | −11.36±0.53 km/s |
| Proper motion (μ) | RA: 25.349 mas/yr Dec.: −30.792 mas/yr |
| Parallax (π) | 4.5296±0.0087 mas |
| Distance | 720 ± 1 ly (220.8 ± 0.4 pc) |
| Details | |
| Mass | 0.936±0.04 M☉ |
| Radius | 0.859±0.018 R☉ |
| Surface gravity (log g) | 4.54 cgs |
| Temperature | 5541±60 K |
| Metallicity [Fe/H] | −0.13±0.06 dex |
| Rotational velocity (v sin i) | 1.8±0.5 km/s |
| Age | 1.9±1.7 Gyr |
| Other designations | |
| KIC 2571238, KOI-84, TYC 3134-1549-1, GSC 03134-01549, 2MASS J19214099+3751064, Gaia DR2 2051106987063242880 | |
| Database references | |
| SIMBAD | data |
| KIC | data |
Kepler-19 (TYC 3134-1549-1, 2MASS J19214099+3751064, GSC 03134-01549, KOI-84) is a G7V star that is host to three known planets - Kepler-19b, Kepler-19c, and Kepler-19d. It is located about 720 light-years (220 parsecs) away in the constellation Lyra, five arcminutes northwest of the much more distant open cluster NGC 6791.