This page summarises the information held within TEPCat for the transiting planetary system TOI-4138. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2022MNRAS.509.2908M | |
| Date of discovery paper | 2021 / 10 / 4 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 15 10 07.72 | h m s |
| Declination | +72 42 37.1 | d m s |
| Right ascension (decimal) | 227.53217 | degrees |
| Declination (decimal) | 72.71031 | degrees |
| V-band apparent magnitude | 11.81 | mag |
| K-band apparent magnitude | 10.39 | mag |
| Transit duration | 0.21 ( 5.0 ) | day hour |
| Transit depth | 0.8 | % |
| Time of mid-transit | 2458708.9983 ± 0.0003 | HJD or BJD |
| Orbital period | 3.660028 ± 0.000006 | days |
| Reference for orbital ephemeris | 2022MNRAS.509.2908M |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6128 ± 57 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.20 ± 0.04 | dex |
| Stellar mass | 1.32 ± 0.04 | Msun |
| Stellar radius | 1.82 ± 0.05 | Rsun |
| Stellar logarithmic surface gravity | 4.2 ± 0.1 | c.g.s. |
| Stellar mean density | 0.22 ± 0.01 ( 0.310 ± 0.014 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.03 ± 0.02 | |
| Orbital semimajor axis | 0.051 ± 0.002 | AU |
| Planetary mass | 0.67 ± 0.03 ( 212.99 ± 9.54 ) | Mjup Mearth |
| Planetary radius | 1.49 ± 0.04 ( 16.70 ± 0.45 ) | Rjup Rearth |
| Planetary surface gravity | 7.41 +0.53 −0.49 2.87 +0.03 −0.03 | m/s2 log(cgs) |
| Planetary mean density | 0.19 ± 0.02 ( 0.252 ± 0.027 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1762 ± 21 | K |
| Reference of detailed study | 2022MNRAS.509.2908M |
TOI-4138 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2024/09/10 John Southworth (Keele University, UK)