Kepler-12

Kepler-12 is a star with a transiting planet Kepler-12b in a 4-day orbit.

Kepler-12
Observation data
Epoch J2000      Equinox J2000
Constellation Draco
Right ascension 19h 04m 58.4221s
Declination +50° 02 25.271
Apparent magnitude (V) 13.4
Astrometry
Proper motion (μ) RA: 3.053±0.025 mas/yr
Dec.: 3.235±0.024 mas/yr
Parallax (π)1.1057 ± 0.0125 mas
Distance2,950 ± 30 ly
(900 ± 10 pc)
Characteristics
Spectral type G0
Details
Mass1.166±0.054 M
Radius1.483±0.029 R
Temperature5947±100 K
Metallicity [Fe/H]0.07 (± 0.04) dex
Rotational velocity (v sin i)2.7±0.5 km/s
Age4.0±0.4 Gyr
Other designations
KOI-20, KIC 11804465, GSC 03549-00844, 2MASS J19045842+5002253
Database references
SIMBADdata
KICdata
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