This page summarises the information held within TEPCat for the transiting planetary system TOI-237c. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | arXiv:2601.21774 | |
| Date of discovery paper | 2026 / 1 / 30 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 23 32 58.27 | h m s |
| Declination | −29 24 54.2 | d m s |
| Right ascension (decimal) | 353.24279 | degrees |
| Declination (decimal) | -29.41506 | degrees |
| V-band apparent magnitude | 16.37 | mag |
| K-band apparent magnitude | 10.90 | mag |
| Transit duration | 0.0345 ( 0.828 ) | day hour |
| Transit depth | 0.27 | % |
| Time of mid-transit | 2459540.35059 ± 0.00024 | HJD or BJD |
| Orbital period | 1.74486147 ± 0.00000012 | days |
| Reference for orbital ephemeris | arXiv:2601.21774 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 3226 +47 −48 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.34 +0.62 −0.40 | dex |
| Stellar mass | 0.170 +0.039 −0.035 | Msun |
| Stellar radius | 0.206 +0.005 −0.007 | Rsun |
| Stellar logarithmic surface gravity | 5.049 +0.087 −0.092 | c.g.s. |
| Stellar mean density | 18.1 +3.8 −6.2 ( 25.5 + 5.4 − 8.7 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.0160 +0.0005 −0.0006 | AU |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.1076 ± 0.0031 ( 1.206 ± 0.035 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 515 +11 −8 | K |
| Reference of detailed study | arXiv:2601.21774 |
TOI-237c does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/02/19 John Southworth (Keele University, UK)