This page summarises the information held within TEPCat for the transiting planetary system TOI-1422c. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2026MNRAS.545f2030N | |
| Date of discovery paper | 2025 / 11 / 17 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 23 36 57.89 | h m s |
| Declination | +39 38 21.8 | d m s |
| Right ascension (decimal) | 354.24121 | degrees |
| Declination (decimal) | 39.63939 | degrees |
| V-band apparent magnitude | 10.62 | mag |
| K-band apparent magnitude | 9.19 | mag |
| Transit duration | 0.255 ( 6.12 ) | day hour |
| Transit depth | 0.07 | % |
| Time of mid-transit | 2458756.3525 ± 0.0060 | HJD or BJD |
| Orbital period | 34.5633 ± 0.0002 | days |
| Reference for orbital ephemeris | 2026MNRAS.545f2030N |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5840 ± 62 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.09 ± 0.07 | dex |
| Stellar mass | 0.981 +0.062 −0.065 | Msun |
| Stellar radius | 1.019 +0.014 −0.013 | Rsun |
| Stellar logarithmic surface gravity | 4.41 ± 0.11 | c.g.s. |
| Stellar mean density | 0.92 ± 0.07 ( 1.298 ± 0.099 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.20 −0.0 | |
| Orbital semimajor axis | 0.205 ± 0.005 | AU |
| Planetary mass | 0.044 ± 0.009 ( 14.0 ± 2.9 ) | Mjup Mearth |
| Planetary radius | 0.233 ± 0.012 ( 2.61 ± 0.13 ) | Rjup Rearth |
| Planetary surface gravity | 20.1 +5.1 −4.6 3.30 +0.10 −0.11 | m/s2 log(cgs) |
| Planetary mean density | 3.2 +1.0 −0.8 ( 4.2 +1.3 −1.1 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 628 ± 10 | K |
| Reference of detailed study | 2026MNRAS.545f2030N |
TOI-1422c does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)