This page summarises the information held within TEPCat for the transiting planetary system TOI-5143c. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2026AJ....171..359Q | |
| Date of discovery paper | 2026 / 6 / 5 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 11 01 27.63 | h m s |
| Declination | +05 08 22.1 | d m s |
| Right ascension (decimal) | 165.36513 | degrees |
| Declination (decimal) | 5.13947 | degrees |
| V-band apparent magnitude | 11.93 | mag |
| K-band apparent magnitude | 9.98 | mag |
| Transit duration | 0.06851 ( 1.6442 ) | day hour |
| Transit depth | 1.1 | % |
| Time of mid-transit | 2459527.24322 ± 0.00023 | HJD or BJD |
| Orbital period | 5.2097090 ± 0.0000034 | days |
| Reference for orbital ephemeris | 2026AJ....171..359Q |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5246 +77 −76 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.191 +0.079 −0.078 | dex |
| Stellar mass | 0.888 +0.038 −0.037 | Msun |
| Stellar radius | 0.848 +0.026 −0.025 | Rsun |
| Stellar logarithmic surface gravity | 4.530 ± 0.015 | c.g.s. |
| Stellar mean density | 1.46 +0.14 −0.13 ( 2.06 +0.20 −0.18 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.070 +0.034 −0.033 | |
| Orbital semimajor axis | 0.05654 ± 0.00080 | AU |
| Planetary mass | 0.632 ± 0.044 ( 200 ± 13 ) | Mjup Mearth |
| Planetary radius | 2.9 +1.3 −0.8 ( 32.5 +14.6 − 9.0 ) | Rjup Rearth |
| Planetary surface gravity | 1.9 +1.9 −1.0 2.3 +0.3 −0.3 | m/s2 log(cgs) |
| Planetary mean density | 0.025 +0.027 −0.017 ( 0.033 +0.036 −0.023 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 979 ± 11 | K |
| Reference of detailed study | 2026AJ....171..359Q |
| Reference | λ (degrees) |
|---|---|
| Radzom et al.(2026) | 2.1 + 2.8 - 2.7 |
Page generated on 2026/06/23 John Southworth (Keele University, UK)