This page summarises the information held within TEPCat for the transiting planetary system TOI-2120. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2024AJ....167..289H | |
| Date of discovery paper | 2024 / 5 / 22 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 01 34 01.78 | h m s |
| Declination | +65 30 50.2 | d m s |
| Right ascension (decimal) | 23.50742 | degrees |
| Declination (decimal) | 65.51394 | degrees |
| V-band apparent magnitude | 14.16 | mag |
| K-band apparent magnitude | 10.45 | mag |
| Transit duration | 0.05 ( 1.2 ) | day hour |
| Transit depth | 0.7 | % |
| Time of mid-transit | 2458795.82368 ± 0.00041 | HJD or BJD |
| Orbital period | 5.7998164 ± 0.0000035 | days |
| Reference for orbital ephemeris | 2024AJ....167..289H |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 3131 ± 30 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.39 ± 0.22 | dex |
| Stellar mass | 0.211 ± 0.005 | Msun |
| Stellar radius | 0.245 ± 0.006 | Rsun |
| Stellar logarithmic surface gravity | 4.985 ± 0.024 | c.g.s. |
| Stellar mean density | 14.4 +1.2 −1.1 ( 20.3 + 1.7 − 1.6 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.32 ± 0.08 | |
| Orbital semimajor axis | 0.0377 ± 0.0013 | AU |
| Planetary mass | 0.0 +0.021 −0.0 ( 0.0 +6.7 −0.0 ) | Mjup Mearth |
| Planetary radius | 0.189 ± 0.006 ( 2.119 ± 0.067 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 384 ± 6 | K |
| Reference of detailed study | 2024AJ....167..289H |
TOI-2120 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/17 John Southworth (Keele University, UK)