This page summarises the information held within TEPCat for the transiting planetary system WASP-158. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2019MNRAS.482.1379H | |
| Date of discovery paper | 2018 / 3 / 7 | y / m / d |
| Data/telescope used for discovery | WASP | |
| Right ascension | 00 16 35.12 | h m s |
| Declination | −10 58 35.1 | d m s |
| Right ascension (decimal) | 4.14633 | degrees |
| Declination (decimal) | -10.97642 | degrees |
| V-band apparent magnitude | 12.05 | mag |
| K-band apparent magnitude | 10.88 | mag |
| Transit duration | 0.149 ( 3.58 ) | day hour |
| Transit depth | 0.6 | % |
| Time of mid-transit | 2457619.9195 ± 0.0010 | HJD or BJD |
| Orbital period | 3.656333 ± 0.000004 | days |
| Reference for orbital ephemeris | 2019MNRAS.482.1379H |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6350 ± 150 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.24 ± 0.10 | dex |
| Stellar mass | 1.38 ± 0.14 | Msun |
| Stellar radius | 1.39 ± 0.18 | Rsun |
| Stellar logarithmic surface gravity | 4.30 +0.05 −0.11 | c.g.s. |
| Stellar mean density | 0.53 +0.08 −0.17 ( 0.75 +0.11 −0.24 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.16 −0.0 | |
| Orbital semimajor axis | 0.0517 ± 0.0018 | AU |
| Planetary mass | 2.79 ± 0.23 ( 886 ± 73 ) | Mjup Mearth |
| Planetary radius | 1.07 ± 0.15 ( 12.0 ± 1.7 ) | Rjup Rearth |
| Planetary surface gravity | 56 +8 −15 3.75 +0.06 −0.14 | m/s2 log(cgs) |
| Planetary mean density | 2.3 +0.5 −0.9 ( 3.05 +0.66 −1.19 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1590 ± 80 | K |
| Reference of detailed study | 2019MNRAS.482.1379H |
WASP-158 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)