Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Cygnus |
Right ascension | 19h 48m 06.77346s[1] |
Declination | +48° 12′ 30.9642″[1] |
Apparent magnitude (V) | 12.70 |
Characteristics | |
Spectral type | G2V[2] |
Apparent magnitude (B) | 13.34[2] |
Apparent magnitude (V) | 12.70[2] |
Apparent magnitude (J) | 11.39[2] |
Apparent magnitude (K) | 11.06[2] |
Astrometry | |
Radial velocity (Rv) | 5.64423 ± 4.5 × 10–4[2] km/s |
Proper motion (μ) | RA: −9.393 mas/yr[1] Dec.: 0.158 mas/yr[1] |
Parallax (π) | 1.9259 ± 0.0092 mas[1] |
Distance | 1,694 ± 8 ly (519 ± 2 pc) |
Details | |
Mass | 1.238±0.029[2] M☉ |
Radius | 1.447±0.014[2] R☉ |
Surface gravity (log g) | (Spectroscopic) 4.28 ± 0.10 cgs (Asteroseismic) 4.210 ± 0.013[2] cgs |
Temperature | 5854±61[2] K |
Metallicity [Fe/H] | 0.321±0.065[2] dex |
Rotational velocity (v sin i) | 3.6±0.5[2] km/s |
Age | 4.29+0.70 −0.56[2] Gyr |
Other designations | |
Database references | |
SIMBAD | data |
Kepler-107 is a star about 1,694 light-years (519 parsecs) away in the constellation Cygnus. It is a spectral type G2 star. An imaging survey in 2016 failed to find any stellar companions to it.[4]
GaiaDR3
was invoked but never defined (see the help page).nature
was invoked but never defined (see the help page).