This page summarises the information held within TEPCat for the transiting planetary system TOI-2031. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2024ApJ...973L..21W | |
| Date of discovery paper | 2024 / 8 / 20 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 22 04 28.09 | h m s |
| Declination | +81 33 57.4 | d m s |
| Right ascension (decimal) | 331.11704 | degrees |
| Declination (decimal) | 81.56594 | degrees |
| V-band apparent magnitude | 11.25 | mag |
| K-band apparent magnitude | 9.97 | mag |
| Transit duration | 0.1679 ( 4.030 ) | day hour |
| Transit depth | 1.1 | % |
| Time of mid-transit | 2459634.56512 ± 0.00010 | HJD or BJD |
| Orbital period | 5.7154834 ± 0.0000020 | days |
| Reference for orbital ephemeris | 2024ApJ...973L..21W |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6420 +120 −110 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.197 +0.064 −0.082 | dex |
| Stellar mass | 1.103 ± 0.073 | Msun |
| Stellar radius | 1.238 +0.040 −0.038 | Rsun |
| Stellar logarithmic surface gravity | 4.44 ± 0.22 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.0644 ± 0.0022 | AU |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 1.272 ± 0.041 ( 14.26 ± 0.46 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | 2024ApJ...973L..21W |
| Reference | λ (degrees) |
|---|---|
| Wang et al. (2024) | −6.1 ± 7.5 |
Page generated on 2025/03/24 John Southworth (Keele University, UK)