Kepler-67

Kepler-67
Observation data; Epoch J2000 Equinox J2000
Constellation	Cygnus
Right ascension	19h 36m 36.8092s
Declination	+46° 09′ 59.166″
Apparent magnitude (V)	16.4
Characteristics
Spectral type	G9V
Astrometry
Proper motion (μ)	RA: −3.424±0.093 mas/yr ; Dec.: −8.679±0.077 mas/yr
Parallax (π)	0.8580 ± 0.0508 mas
Distance	3,800 ± 200 ly ; (1,170 ± 70 pc)
Details
Mass	0.865 ± 0.034 M☉
Radius	0.778 ± 0.031 R☉
Temperature	5331 ± 63 K K
Metallicity [Fe/H]	0.012 ± 0.003 dex
Rotation	10.464±0.014 days
Age	1 ± 0.17 Gyr
Other designations
	KOI-2115
Database references
SIMBAD	data

Kepler-67 is a star with slightly less mass than the Sun in the NGC 6811 open cluster in the Cygnus constellation and has one confirmed planet, slightly smaller than Neptune, announced in 2013.

Planetary system

The Kepler-67 planetary system
Companion (in order from star)	Mass	Semimajor axis (AU)	Orbital period (days)	Eccentricity	Inclination	Radius
b	0.31 ± 0.06 $M$ _J	0.1171 ± 0.0015	15.7259 ± 0.00011	—	—	0.26 ± 0.014 $R$ _J

Observation data Epoch J2000 Equinox J2000
Constellation	Cygnus
Right ascension	19^h 36^m 36.8092^s^[1]
Declination	+46° 09′ 59.166″^[1]
Apparent magnitude (V)	16.4
Characteristics
Spectral type	G9V
Astrometry

Proper motion (μ)	RA: −3.424±0.093^[1] mas/yr Dec.: −8.679±0.077^[1] mas/yr
Parallax (π)	0.8580 ± 0.0508 mas^[1]
Distance	3,800 ± 200 ly (1,170 ± 70 pc)

Details

Mass	0.865 ± 0.034 `M`_☉
Radius	0.778 ± 0.031 `R`_☉
Temperature	5331 ± 63 K K
Metallicity [Fe/H]	0.012 ± 0.003 dex
Rotation	10.464±0.014 days^[2]
Age	1 ± 0.17 Gyr

Other designations
KOI-2115^[3]
Database references
SIMBAD	data