This page summarises the information held within TEPCat for the transiting planetary system TOI-181. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2023MNRAS.521.1066M | |
| Date of discovery paper | 2022 / 11 / 16 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 23 28 41.41 | h m s |
| Declination | −34 29 29.1 | d m s |
| Right ascension (decimal) | 352.17254 | degrees |
| Declination (decimal) | -34.49142 | degrees |
| V-band apparent magnitude | 11.19 | mag |
| K-band apparent magnitude | 9.05 | mag |
| Transit duration | 0.0829 ( 1.990 ) | day hour |
| Transit depth | 0.8 | % |
| Time of mid-transit | 2458358.11805 ± 0.00027 | HJD or BJD |
| Orbital period | 4.532058 ± 0.000002 | days |
| Reference for orbital ephemeris | 2023MNRAS.521.1066M |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 4994 ± 50 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.27 ± 0.08 | dex |
| Stellar mass | 0.822 ± 0.040 | Msun |
| Stellar radius | 0.745 ± 0.024 | Rsun |
| Stellar logarithmic surface gravity | 4.608 ± 0.035 | c.g.s. |
| Stellar mean density | 1.98 ± 0.22 ( 2.79 ± 0.31 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.15 +0.06 −0.03 | |
| Orbital semimajor axis | 0.0539 +0.0043 −0.0036 | AU |
| Planetary mass | 0.145 +0.009 −0.024 ( 46.1 +2.9 −7.6 ) | Mjup Mearth |
| Planetary radius | 0.634 +0.008 −0.009 ( 7.107 +0.090 −0.101 ) | Rjup Rearth |
| Planetary surface gravity | 9.4 +0.3 −1.4 2.97 +0.01 −0.07 | m/s2 log(cgs) |
| Planetary mean density | 0.57 +0.01 −0.08 ( 0.756 +0.013 −0.106 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 895 +32 −34 | K |
| Reference of detailed study | 2023MNRAS.521.1066M |
TOI-181 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2024/09/04 John Southworth (Keele University, UK)