Observation data Epoch J2000 Equinox | |
---|---|
Constellation | Virgo |
Right ascension | 14h 47m 46.5618s |
Declination | 01° 03′ 53.8024″ |
Apparent magnitude (V) | 12.704 |
Characteristics | |
Evolutionary stage | main sequence star |
Spectral type | G2V |
U−B color index | 0.022 |
B−V color index | 0.628 |
V−R color index | 0.337 |
J−H color index | 0.378 |
J−K color index | 0.406 |
Astrometry | |
Radial velocity (Rv) | 7.927±0.0042 km/s |
Proper motion (μ) | RA: -28.082±0.069 mas/yr Dec.: 18.018±0.062 mas/yr |
Parallax (π) | 2.5183 ± 0.0493 mas |
Distance | 1,300 ± 30 ly (397 ± 8 pc) |
Details[1] | |
Mass | 0.926+0.039 −0.034 M☉ |
Radius | 1.071+0.019 −0.018 R☉ |
Surface gravity (log g) | 4.346+0.023 −0.021 cgs |
Temperature | 5795+69 −64 K |
Metallicity [Fe/H] | -0.098+0.05 −0.06 dex |
Rotational velocity (v sin i) | 2.4±1.6[2] km/s |
Age | 10.31+4.01 −2.55[3] Gyr |
Other designations | |
WASP-37, DENIS J144746.5+010354, 2MASS J14474655+0103538, Gaia DR2 3652176997218325888[4] | |
Database references | |
SIMBAD | data |
WASP-37 is a yellow main sequence star in the constellation of Virgo.