Kepler-12
From Wikipedia, the free encyclopedia
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Draco[1] |
| Right ascension | 19h 04m 58.4221s[2] |
| Declination | +50° 02′ 25.272″[2] |
| Apparent magnitude (V) | 13.4[3] |
| Characteristics | |
| Evolutionary stage | main sequence[2] |
| Spectral type | G0[3] |
| Astrometry | |
| Proper motion (μ) | RA: 3.070(11) mas/yr[2] Dec.: 3.211(11) mas/yr[2] |
| Parallax (π) | 1.1351±0.0093 mas[2] |
| Distance | 2,870 ± 20 ly (881 ± 7 pc) |
| Details[3] | |
| Mass | 1.166±0.054 M☉ |
| Radius | 1.483±0.029 R☉ |
| Temperature | 5947±100 K |
| Metallicity [Fe/H] | 0.07 (± 0.04) dex |
| Rotational velocity (v sin i) | 2.7±0.5[4] km/s |
| Age | 4.0±0.4 Gyr |
| Other designations | |
| KOI-20, KIC 11804465, GSC 03549-00844, 2MASS J19045842+5002253[4] | |
| Database references | |
| SIMBAD | data |
| KIC | data |
Kepler-12 is an early G-type to late F-type star with a transiting planet Kepler-12b in a 4-day orbit. The star lies within the constellation Draco and is located approximately 881 parsecs (2,870 light-years) away from Earth.
