This page summarises the information held within TEPCat for the transiting planetary system TOI-2158. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2022A+A...667A..22K | |
| Date of discovery paper | 2022 / 5 / 3 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 18 27 14.41 | h m s |
| Declination | +20 31 36.8 | d m s |
| Right ascension (decimal) | 276.81004 | degrees |
| Declination (decimal) | 20.52689 | degrees |
| V-band apparent magnitude | 10.89 | mag |
| K-band apparent magnitude | 9.07 | mag |
| Transit duration | 0.157 ( 3.77 ) | day hour |
| Transit depth | 0.5 | % |
| Time of mid-transit | 2459018.9195 ± 0.0008 | HJD or BJD |
| Orbital period | 8.60079 ± 0.00002 | days |
| Reference for orbital ephemeris | arXiv:2609.30915 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5673 ± 50 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.47 ± 0.08 | dex |
| Stellar mass | 1.12 ± 0.05 | Msun |
| Stellar radius | 1.32 ± 0.04 | Rsun |
| Stellar logarithmic surface gravity | 4.19 ± 0.05 | c.g.s. |
| Stellar mean density | 0.49 ± 0.04 ( 0.691 ± 0.056 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.031 +0.013 −0.030 | |
| Orbital semimajor axis | 0.075 ± 0.004 | AU |
| Planetary mass | 0.87 ± 0.04 ( 276 ± 12 ) | Mjup Mearth |
| Planetary radius | 0.899 ± 0.015 ( 10.08 ± 0.17 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 1188 ± 10 | K |
| Reference of detailed study | arXiv:2609.30915 |
TOI-2158 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/10/04 John Southworth (Keele University, UK)