This page summarises the information held within TEPCat for the transiting planetary system WASP-126. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2016A+A...591A..55M | |
| Date of discovery paper | 2016 / 2 / 5 | y / m / d |
| Data/telescope used for discovery | WASP | |
| Right ascension | 04 13 29.75 | h m s |
| Declination | −69 13 36.6 | d m s |
| Right ascension (decimal) | 63.37396 | degrees |
| Declination (decimal) | -69.22683 | degrees |
| V-band apparent magnitude | 11.20 | mag |
| K-band apparent magnitude | 9.60 | mag |
| Transit duration | 0.142 ( 3.41 ) | day hour |
| Transit depth | 0.7 | % |
| Time of mid-transit | 2456890.32163 ± 0.00027 | HJD or BJD |
| Orbital period | 3.28878530 ± 0.00000049 | days |
| Reference for orbital ephemeris | arXiv:2103.12139 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5800 ± 100 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.17 ± 0.08 | dex |
| Stellar mass | 1.12 ± 0.06 | Msun |
| Stellar radius | 1.27 +0.10 −0.05 | Rsun |
| Stellar logarithmic surface gravity | 4.28 +0.03 −0.07 | c.g.s. |
| Stellar mean density | 0.56 +0.06 −0.07 ( 0.790 +0.085 −0.099 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.18 −0.0 | |
| Orbital semimajor axis | 0.0449 ± 0.0008 | AU |
| Planetary mass | 0.28 ± 0.04 ( 89 ± 12 ) | Mjup Mearth |
| Planetary radius | 0.96 +0.10 −0.05 ( 10.76 + 1.12 − 0.56 ) | Rjup Rearth |
| Planetary surface gravity | 6.8 +1.6 −1.3 2.83 +0.09 −0.09 | m/s2 log(cgs) |
| Planetary mean density | 0.31 ± 0.08 ( 0.41 ± 0.11 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1480 ± 60 | K |
| Reference of detailed study | 2016A+A...591A..55M |
WASP-126 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/24 John Southworth (Keele University, UK)