This page summarises the information held within TEPCat for the transiting planetary system TOI-4342b. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2023AJ....165...93T | |
| Date of discovery paper | 2023 / 1 / 5 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 21 37 33.48 | h m s |
| Declination | −77 58 45.0 | d m s |
| Right ascension (decimal) | 324.38950 | degrees |
| Declination (decimal) | -77.97917 | degrees |
| V-band apparent magnitude | 12.67 | mag |
| K-band apparent magnitude | 9.02 | mag |
| Transit duration | 0.09092 ( 2.1821 ) | day hour |
| Transit depth | 0.12 | % |
| Time of mid-transit | 2458654.53479 ± 0.00089 | HJD or BJD |
| Orbital period | 5.5382592 ± 0.0000034 | days |
| Reference for orbital ephemeris | arXiv:2601.22115 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 3866 ± 92 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.26 ± 0.13 | dex |
| Stellar mass | 0.587 ± 0.013 | Msun |
| Stellar radius | 0.598 ± 0.018 | Rsun |
| Stellar logarithmic surface gravity | 4.652 ± 0.028 | c.g.s. |
| Stellar mean density | 2.74 +0.27 −0.24 ( 3.87 +0.38 −0.34 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.05190 +0.00020 −0.00021 | AU |
| Planetary mass | 0.0230 ± 0.0041 ( 7.3 ± 1.3 ) | Mjup Mearth |
| Planetary radius | 0.2078 +0.0077 −0.0076 ( 2.329 +0.086 −0.085 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 2.40 +0.53 −0.47 ( 3.18 +0.70 −0.62 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 639 +20 −19 | K |
| Reference of detailed study | arXiv:2601.22115 |
TOI-4342b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/02/19 John Southworth (Keele University, UK)