This page summarises the information held within TEPCat for the transiting planetary system WASP-137. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | arXiv:1812.09264 | |
| Date of discovery paper | 2018 / 12 / 24 | y / m / d |
| Data/telescope used for discovery | WASP | |
| Right ascension | 01 43 29.09 | h m s |
| Declination | −14 08 56.8 | d m s |
| Right ascension (decimal) | 25.87121 | degrees |
| Declination (decimal) | -14.14911 | degrees |
| V-band apparent magnitude | 10.89 | mag |
| K-band apparent magnitude | 9.46 | mag |
| Transit duration | 0.1425 ( 3.420 ) | day hour |
| Transit depth | 0.8 | % |
| Time of mid-transit | 2456937.6134 ± 0.0011 | HJD or BJD |
| Orbital period | 3.9080284 ± 0.0000053 | days |
| Reference for orbital ephemeris | arXiv:1812.09264 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6100 ± 140 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.08 ± 0.07 | dex |
| Stellar mass | 1.216 ± 0.066 | Msun |
| Stellar radius | 1.52 ± 0.11 | Rsun |
| Stellar logarithmic surface gravity | 4.155 ± 0.059 | c.g.s. |
| Stellar mean density | 0.343 ± 0.066 ( 0.484 ± 0.093 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.14 −0.0 | |
| Orbital semimajor axis | 0.0519 ± 0.0018 | AU |
| Planetary mass | 0.681 ± 0.054 ( 216 ± 17 ) | Mjup Mearth |
| Planetary radius | 1.27 ± 0.11 ( 14.2 ± 1.2 ) | Rjup Rearth |
| Planetary surface gravity | 9.6 +1.7 −1.4 2.98 +0.07 −0.07 | m/s2 log(cgs) |
| Planetary mean density | 0.333 ± 0.081 ( 0.44 ± 0.11 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1601 ± 65 | K |
| Reference of detailed study | arXiv:1812.09264 |
WASP-137 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/17 John Southworth (Keele University, UK)