GSC 02652-01324
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Lyra |
| Right ascension | 19h 04m 09.8516s |
| Declination | +36° 37′ 57.447″ |
| Apparent magnitude (V) | +11.806 |
| Characteristics | |
| Spectral type | K0V |
| Apparent magnitude (B) | 12.405±0.005 |
| Apparent magnitude (J) | 10.294±0.022 |
| Apparent magnitude (H) | 9.887±0.021 |
| Apparent magnitude (K) | 9.819±0.019 |
| Variable type | Planetary transit |
| Astrometry | |
| Radial velocity (Rv) | −20.54±0.40 km/s |
| Proper motion (μ) | RA: −32.168(12) mas/yr Dec.: −20.463(13) mas/yr |
| Parallax (π) | 6.2648±0.0111 mas |
| Distance | 520.6 ± 0.9 ly (159.6 ± 0.3 pc) |
| Absolute magnitude (MV) | +5.847+0.097 −0.095 |
| Details | |
| Mass | 0.878+0.038 −0.040 M☉ |
| Radius | 0.807+0.017 −0.016 R☉ |
| Luminosity | 0.438+0.035 −0.033 L☉ |
| Surface gravity (log g) | 4.567+0.012 −0.015 cgs |
| Temperature | 5230±50 K |
| Metallicity [Fe/H] | +0.02±0.05 dex |
| Rotational velocity (v sin i) | 1.30±0.30 km/s |
| Age | 3.7+3.4 −2.8 Gyr |
| Other designations | |
| TrES-1 Parent Star, V672 Lyr, KIC 875283, TOI-1236, TIC 120757718, TYC 2652-1324-1, GSC 02652-01324, 2MASS J19040985+3637574 | |
| Database references | |
| SIMBAD | data |
| Exoplanet Archive | data |
GSC 02652-01324, also known as V672 Lyrae, is an orange dwarf main sequence star approximately 521 light-years away in the constellation of Lyra (the Lyre). It hosts one known exoplanet, TrES-1b.
There is a small, cool companion star at a separation of 13.2 arcseconds, corresponding to 2111 AU.