This page summarises the information held within TEPCat for the transiting planetary system TOI-2141. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2023A+A...680A..84M | |
| Date of discovery paper | 2023 / 11 / 14 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 17 15 02.91 | h m s |
| Declination | +18 20 26.8 | d m s |
| Right ascension (decimal) | 258.76212 | degrees |
| Declination (decimal) | 18.34078 | degrees |
| V-band apparent magnitude | 9.46 | mag |
| K-band apparent magnitude | 7.87 | mag |
| Transit duration | 0.20 ( 4.8 ) | day hour |
| Transit depth | 0.08 | % |
| Time of mid-transit | 2458992.502 ± 0.0014 | HJD or BJD |
| Orbital period | 18.261608 ± 0.000002 | days |
| Reference for orbital ephemeris | 2025A+A...704A.174L |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5635 ± 61 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.14 ± 0.04 | dex |
| Stellar mass | 0.896 +0.059 −0.051 | Msun |
| Stellar radius | 0.950 ± 0.007 | Rsun |
| Stellar logarithmic surface gravity | 4.40 ± 0.03 | c.g.s. |
| Stellar mean density | 1.08 ± 0.07 ( 1.524 ± 0.099 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.21 −0.0 | |
| Orbital semimajor axis | 0.1322 ± 0.0030 | AU |
| Planetary mass | 0.0632 +0.0050 −0.0047 ( 20.1 +1.6 −1.5 ) | Mjup Mearth |
| Planetary radius | 0.2808 +0.0038 −0.0037 ( 3.147 +0.043 −0.041 ) | Rjup Rearth |
| Planetary surface gravity | 19.9 +1.7 −1.6 3.30 +0.04 −0.04 | m/s2 log(cgs) |
| Planetary mean density | 2.67 ± 0.23 ( 3.54 ± 0.31 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 728 ± 11 | K |
| Reference of detailed study | 2025A+A...704A.174L |
TOI-2141 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)