Kepler-66
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Cygnus |
| Right ascension | 19h 35m 56s |
| Declination | +46° 41′ 16″ |
| Apparent magnitude (V) | 15.3 |
| Characteristics | |
| Spectral type | G0V |
| Astrometry | |
| Proper motion (μ) | RA: 19:35:56 mas/yr Dec.: +46:41:16 mas/yr |
| Distance | 3610 ± 293 ly (1107 ± 90 pc) |
| Details | |
| Mass | 1.038 ± 0.044 M☉ |
| Radius | 0.966 ± 0.042 R☉ |
| Temperature | 5962 ± 79 K K |
| Metallicity [Fe/H] | 0.012 ± 0.003 dex |
| Age | 1 ± 0.17 Gyr |
| Other designations | |
Kepler-66 | |
| Database references | |
| SIMBAD | data |
| Extrasolar Planets Encyclopaedia | data |
Kepler-66 is a star with slightly more 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
| Companion (in order from star) |
Mass | Semimajor axis (AU) |
Orbital period (days) |
Eccentricity | Inclination | Radius |
|---|---|---|---|---|---|---|
| b | 0.31 MJ | 0.1352 | 17.815815 | — | — | 2.799976578 R⊕ |
External links
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