This page summarises the information held within TEPCat for the transiting planetary system WASP-131. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2017MNRAS.465.3693H | |
| Date of discovery paper | 2016 / 4 / 15 | y / m / d |
| Data/telescope used for discovery | WASP | |
| Right ascension | 14 00 46.44 | h m s |
| Declination | −30 35 00.8 | d m s |
| Right ascension (decimal) | 210.19350 | degrees |
| Declination (decimal) | -30.58356 | degrees |
| V-band apparent magnitude | 10.08 | mag |
| K-band apparent magnitude | 8.57 | mag |
| Transit duration | 0.1596 ( 3.830 ) | day hour |
| Transit depth | 0.6 | % |
| Time of mid-transit | 2458282.25880 ± 0.00019 | HJD or BJD |
| Orbital period | 5.3220125 ± 0.0000010 | days |
| Reference for orbital ephemeris | 2023MNRAS.522.4499D |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5990 ± 50 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.20 ± 0.07 | dex |
| Stellar mass | 1.06 ± 0.06 | Msun |
| Stellar radius | 1.68 ± 0.02 | Rsun |
| Stellar logarithmic surface gravity | 3.89 ± 0.08 | c.g.s. |
| Stellar mean density | 0.278 ± 0.016 ( 0.392 ± 0.023 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.10 −0.0 | |
| Orbital semimajor axis | 0.0608 ± 0.0013 | AU |
| Planetary mass | 0.273 ± 0.019 ( 86.8 ± 6.0 ) | Mjup Mearth |
| Planetary radius | 1.264 ± 0.037 ( 14.17 ± 0.41 ) | Rjup Rearth |
| Planetary surface gravity | 4.16 ± 0.30 2.62 ± 0.03 | m/s2 log(cgs) |
| Planetary mean density | 0.148 ± 0.013 ( 0.196 ± 0.017 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1450 ± 36 | K |
| Reference of detailed study | 2023MNRAS.522.4499D |
| Reference | λ (degrees) |
|---|---|
| Doyle et al. (2023) | 162.4 + 1.3 - 1.2 |
Page generated on 2023/09/01 John Southworth (Keele University, UK)