This page summarises the information held within TEPCat for the transiting planetary system TOI-1422. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2022A+A...667A...8N | |
| Date of discovery paper | 2022 / 7 / 8 | 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 | 0.188 ( 4.51 ) | day hour |
| Transit depth | 0.1 | % |
| Time of mid-transit | 2458745.9205 ± 0.0012 | HJD or BJD |
| Orbital period | 12.9972 ± 0.0006 | days |
| Reference for orbital ephemeris | 2022A+A...667A...8N |
| 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 | 0.04 +0.05 −0.03 | |
| Orbital semimajor axis | 0.108 ± 0.003 | AU |
| Planetary mass | 0.0283 +0.0072 −0.0063 ( 9.0 +2.3 −2.0 ) | Mjup Mearth |
| Planetary radius | 0.353 +0.012 −0.010 ( 3.96 +0.13 −0.11 ) | Rjup Rearth |
| Planetary surface gravity | 5.6 +1.1 −1.5 2.75 +0.08 −0.14 | m/s2 log(cgs) |
| Planetary mean density | 0.60 +0.21 −0.18 ( 0.80 +0.28 −0.24 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 867 ± 17 | K |
| Reference of detailed study | 2022A+A...667A...8N |
TOI-1422 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/24 John Southworth (Keele University, UK)