This page summarises the information held within TEPCat for the transiting planetary system TOI-5181. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2025ApJS..280...30Y | |
| Date of discovery paper | 2025 / 7 / 3 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 18 42 42.59 | h m s |
| Declination | +21 41 59.4 | d m s |
| Right ascension (decimal) | 280.67746 | degrees |
| Declination (decimal) | 21.69983 | degrees |
| V-band apparent magnitude | 12.30 | mag |
| K-band apparent magnitude | 10.63 | mag |
| Transit duration | 0.1215 ( 2.916 ) | day hour |
| Transit depth | 0.6 | % |
| Time of mid-transit | 2460112.40752 ± 0.00032 | HJD or BJD |
| Orbital period | 3.8922294 ± 0.0000023 | days |
| Reference for orbital ephemeris | 2025ApJS..280...30Y |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5910 +190 −160 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.206 +0.078 −0.079 | dex |
| Stellar mass | 1.17 +0.08 −0.11 | Msun |
| Stellar radius | 1.597 +0.061 −0.067 | Rsun |
| Stellar logarithmic surface gravity | 4.103 +0.059 −0.051 | c.g.s. |
| Stellar mean density | 0.289 +0.045 −0.047 ( 0.408 +0.063 −0.066 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.117 +0.067 −0.076 | |
| Orbital semimajor axis | 0.0510 +0.0012 −0.0015 | AU |
| Planetary mass | 0.95 ± 0.17 ( 301 ± 54 ) | Mjup Mearth |
| Planetary radius | 1.236 +0.050 −0.054 ( 13.85 + 0.56 − 0.61 ) | Rjup Rearth |
| Planetary surface gravity | 15.5 +4.0 −2.9 3.19 +0.10 −0.09 | m/s2 log(cgs) |
| Planetary mean density | 0.47 +0.11 −0.12 ( 0.62 +0.15 −0.16 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1592 +35 −31 | K |
| Reference of detailed study | 2025ApJS..280...30Y |
TOI-5181 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)