This page summarises the information held within TEPCat for the transiting planetary system TOI-4791. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2023ApJS..265....1Y | |
| Date of discovery paper | 2022 / 10 / 28 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 07 17 33.21 | h m s |
| Declination | −19 49 44.2 | d m s |
| Right ascension (decimal) | 109.38837 | degrees |
| Declination (decimal) | -19.82894 | degrees |
| V-band apparent magnitude | 11.58 | mag |
| K-band apparent magnitude | 10.02 | mag |
| Transit duration | 0.1389 ( 3.334 ) | day hour |
| Transit depth | 0.66 | % |
| Time of mid-transit | 2459237.59508 ± 0.00036 | HJD or BJD |
| Orbital period | 4.280880 ± 0.000023 | days |
| Reference for orbital ephemeris | 2023ApJS..265....1Y |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6058 +99 −94 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.207 +0.085 −0.089 | dex |
| Stellar mass | 1.242 +0.072 −0.077 | Msun |
| Stellar radius | 1.409 +0.039 −0.038 | Rsun |
| Stellar logarithmic surface gravity | 4.234 +0.032 −0.033 | c.g.s. |
| Stellar mean density | 0.442 +0.044 −0.040 ( 0.624 +0.062 −0.056 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.152 −0.0 | |
| Orbital semimajor axis | 0.0555 +0.0011 −0.0012 | AU |
| Planetary mass | 2.31 +0.32 −0.33 ( 734 +101 −104 ) | Mjup Mearth |
| Planetary radius | 1.110 +0.050 −0.50 ( 12.44 + 0.56 − 5.60 ) | Rjup Rearth |
| Planetary surface gravity | 46.5 +8.3 −7.7 3.67 +0.07 −0.08 | m/s2 log(cgs) |
| Planetary mean density | 1.576 +0.347 −0.302 ( 2.09 +0.46 −0.40 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1472 +26 −24 | K |
| Reference of detailed study | 2023ApJS..265....1Y |
TOI-4791 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/17 John Southworth (Keele University, UK)