This page summarises the information held within TEPCat for the transiting planetary system TOI-771. 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 | 10 56 27.33 | h m s |
| Declination | −72 59 06.6 | d m s |
| Right ascension (decimal) | 164.11388 | degrees |
| Declination (decimal) | -72.98517 | degrees |
| V-band apparent magnitude | 14.89 | mag |
| K-band apparent magnitude | 9.66 | mag |
| Transit duration | 0.042 ( 1.01 ) | day hour |
| Transit depth | 0.03 | % |
| Time of mid-transit | 2458572.4178 ± 0.0003 | HJD or BJD |
| Orbital period | 2.326021 ± 0.000001 | days |
| Reference for orbital ephemeris | arXiv:2311.00688 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 3201 +100 −95 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.12 +0.19 −0.28 | dex |
| Stellar mass | 0.220 +0.024 −0.023 | Msun |
| Stellar radius | 0.242 +0.012 −0.011 | Rsun |
| Stellar logarithmic surface gravity | 5.014 +0.043 −0.044 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | ||
| Orbital semimajor axis | 0.0207 ± 0.0008 | AU |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.127 +0.010 −0.008 ( 1.424 +0.112 −0.090 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 527 ± 22 | K |
| Reference of detailed study | arXiv:2311.00688 |
TOI-771 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/17 John Southworth (Keele University, UK)