Kepler-452
Kepler-452 is a G-type main-sequence star located about 1,810 light-years away from Earth in the Cygnus constellation. Although similar in temperature to the Sun, it is 20% brighter, 3.7% more massive and 11% larger. Alongside this, the star is approximately six billion years old and possesses a high metallicity.
Artist's impression of the Kepler-452 and Kepler-186 systems compared to the inner Solar System, with their respective habitable zones shown. | |
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Cygnus |
| Right ascension | 19h 44m 00.8861s |
| Declination | +44° 16′ 39.171″ |
| Apparent magnitude (V) | 13.426 |
| Characteristics | |
| Evolutionary stage | Main sequence |
| Spectral type | G2V |
| Astrometry | |
| Proper motion (μ) | RA: 9.987(13) mas/yr Dec.: 8.943(14) mas/yr |
| Parallax (π) | 1.8053 ± 0.0103 mas |
| Distance | 1,810 ± 10 ly (554 ± 3 pc) |
| Details | |
| Mass | 1.037+0.054 −0.047 M☉ |
| Radius | 1.11+0.15 −0.09 R☉ |
| Luminosity | 1.2 L☉ |
| Surface gravity (log g) | 4.32 ± 0.09 cgs |
| Temperature | 5757 ± 85 K |
| Metallicity [Fe/H] | 0.21 ± 0.09 dex |
| Age | 6 ± 2 Gyr |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Exoplanet Archive | data |
| KIC | data |
| Extrasolar Planets Encyclopaedia | data |
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