Kepler-15
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| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Cygnus[1] |
| Right ascension | 19h 44m 48.1365s[2] |
| Declination | +49° 08′ 24.298″[2] |
| Apparent magnitude (V) | 13.8[3] |
| Characteristics | |
| Evolutionary stage | subgiant[2] |
| Spectral type | G8IV-V[4] |
| Astrometry | |
| Proper motion (μ) | RA: −2.755(15) mas/yr[2] Dec.: −12.129(17) mas/yr[2] |
| Parallax (π) | 1.3181±0.0139 mas[2] |
| Distance | 2,470 ± 30 ly (759 ± 8 pc) |
| Details | |
| Mass | 1.018 +0.052 −0.044[5] M☉ |
| Radius | 0.992 +0.070 −0.058[5] R☉ |
| Luminosity | 0.82[5] L☉ |
| Surface gravity (log g) | 4.32±0.1[6] cgs |
| Temperature | 5,679±50[6] K |
| Metallicity | 0.36±0.07[5] |
| Rotational velocity (v sin i) | 2.0[5] km/s |
| Age | 3.7[5] Gyr |
| Other designations | |
| KOI-128, KIC 11359879, 2MASS J19444814+4908244, Gaia DR2 2134850847813263360[7][8][9] | |
| Database references | |
| SIMBAD | data |
| KIC | data |
Kepler-15 (also known as KOI-128 or KIC 11359879 is a G-type subgiant with a mass of 1.018 solar masses and a radius of 1.253 solar radius.
