WASP-37

WASP-37
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
Distance1,300 ± 30 ly
(397 ± 8 pc)
Details[1]
Mass0.926+0.039
−0.034
 M
Radius1.071+0.019
−0.018
 R
Surface gravity (log g)4.346+0.023
−0.021
 cgs
Temperature5795+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
Age10.31+4.01
−2.55
[3] Gyr
Other designations
WASP-37, DENIS J144746.5+010354, 2MASS J14474655+0103538, Gaia DR2 3652176997218325888[4]
Database references
SIMBADdata

WASP-37 is a yellow main sequence star in the constellation of Virgo.

  1. ^ Wang, Xian-Yu; Wang, Yong-Hao; Wang, Songhu; Wu, Zhen-Yu; Rice, Malena; Zhou, Xu; Hinse, Tobias C.; Liu, Hui-Gen; Ma, Bo; Peng, Xiyan; Zhang, Hui; Yu, Cong; Zhou, Ji-Lin; Laughlin, Gregory (2021), "Transiting Exoplanet Monitoring Project (TEMP). VI. The Homogeneous Refinement of System Parameters for 39 Transiting Hot Jupiters with 127 New Light Curves", The Astrophysical Journal Supplement Series, 255 (1): 15, arXiv:2105.14851, Bibcode:2021ApJS..255...15W, doi:10.3847/1538-4365/ac0835, S2CID 235253975
  2. ^ Brown, D. J. A. (2014). "Discrepancies between isochrone fitting and gyrochronology for exoplanet host stars?". Monthly Notices of the Royal Astronomical Society. 442 (2): 1844–1862. arXiv:1406.4402. Bibcode:2014MNRAS.442.1844B. doi:10.1093/mnras/stu950. S2CID 56052792.
  3. ^ Maxted, P. F. L.; Koen, C.; Smalley, B. (2011). "UBV(RI)C photometry of transiting planet hosting stars". Monthly Notices of the Royal Astronomical Society. 418 (2): 1039–1042. arXiv:1108.0349. Bibcode:2011MNRAS.418.1039M. doi:10.1111/j.1365-2966.2011.19554.x. S2CID 117056033.
  4. ^ WASP-37 -- Star