This page summarises the information held within TEPCat for the transiting planetary system TOI-871. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | arXiv:2311.00688 | |
| Date of discovery paper | 2023 / 11 / 2 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 04 58 57.03 | h m s |
| Declination | −50 37 38.6 | d m s |
| Right ascension (decimal) | 74.73763 | degrees |
| Declination (decimal) | -50.62739 | degrees |
| V-band apparent magnitude | 10.57 | mag |
| K-band apparent magnitude | 8.38 | mag |
| Transit duration | 0.168 ( 4.03 ) | day hour |
| Transit depth | 0.04 | % |
| Time of mid-transit | 2458417.0523 ± 0.0028 | HJD or BJD |
| Orbital period | 14.362565 ± 0.00009 | days |
| Reference for orbital ephemeris | arXiv:2311.00688 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 4929 +80 −75 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.07 +0.23 −0.24 | dex |
| Stellar mass | 0.758 +0.046 −0.044 | Msun |
| Stellar radius | 0.719 ± 0.025 | Rsun |
| Stellar logarithmic surface gravity | 4.604 ± 0.027 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | ||
| Orbital semimajor axis | 0.1054 ± 0.0021 | AU |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.148 ± 0.010 ( 1.66 ± 0.11 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 621 ± 16 | K |
| Reference of detailed study | arXiv:2311.00688 |
TOI-871 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/24 John Southworth (Keele University, UK)