WASP-11
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Aries |
| Right ascension | 03h 09m 28.5434s |
| Declination | +30° 40′ 24.863″ |
| Apparent magnitude (V) | 11.57 ± 0.15 |
| Characteristics | |
| Spectral type | K3V |
| Apparent magnitude (B) | 12.58 ± 0.30 |
| Apparent magnitude (V) | 11.57 ± 0.15 |
| Apparent magnitude (J) | 10.015 ± 0.020 |
| Apparent magnitude (H) | 9.560 ± 0.019 |
| Apparent magnitude (K) | 9.421 ± 0.017 |
| Variable type | planetary transit |
| Astrometry | |
| Radial velocity (Rv) | 5.21±0.28 km/s |
| Proper motion (μ) | RA: 3.334(68) mas/yr Dec.: −44.433(53) mas/yr |
| Parallax (π) | 7.6997±0.0579 mas |
| Distance | 424 ± 3 ly (129.9 ± 1.0 pc) |
| Details | |
| WASP-11 A | |
| Mass | 0.77±0.02 M☉ |
| Radius | 0.74±0.01 R☉ |
| Luminosity | 0.28±0.002 L☉ |
| Surface gravity (log g) | 4.58±0.02 cgs |
| Temperature | 4,884±16 K |
| Metallicity [Fe/H] | 0.25±0.07 dex |
| Rotational velocity (v sin i) | 1.9±0.9 km/s |
| Age | 8.7±3.5 Gyr |
| WASP-11 B | |
| Mass | 0.34 M☉ |
| Temperature | 3,494±37 K |
| Other designations | |
| HAT-P-10, TOI-4516, TIC 85593751, WASP-11, TYC 2340-1714-1, GSC 02340-01714, 2MASS J03092855+3040249 | |
| Database references | |
| SIMBAD | data |
| Exoplanet Archive | data |
WASP-11, also designated HAT-P-10, is a binary star system. The primary star is a main-sequence orange dwarf star. The secondary is an M dwarf with a projected separation of 42 AU. The system is located about 424 light-years away in the constellation Aries.