This page summarises the information held within TEPCat for the transiting planetary system TOI-269. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2021A+A...650A.145C | |
| Date of discovery paper | 2021 / 5 / 3 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 05 03 23.06 | h m s |
| Declination | −54 10 37.9 | d m s |
| Right ascension (decimal) | 75.84608 | degrees |
| Declination (decimal) | -54.17719 | degrees |
| V-band apparent magnitude | 14.37 | mag |
| K-band apparent magnitude | 10.10 | mag |
| Transit duration | 0.037 ( 0.89 ) | day hour |
| Transit depth | 0.5 | % |
| Time of mid-transit | 2458381.84668 ± 0.00033 | HJD or BJD |
| Orbital period | 3.6977104 ± 0.0000027 | days |
| Reference for orbital ephemeris | 2021A+A...650A.145C |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 3514 ± 70 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.29 ± 0.12 | dex |
| Stellar mass | 0.3917 ± 0.0095 | Msun |
| Stellar radius | 0.398 ± 0.012 | Rsun |
| Stellar logarithmic surface gravity | 4.831 ± 0.029 | c.g.s. |
| Stellar mean density | 6.36 +0.59 −0.57 ( 8.97 +0.83 −0.80 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.425 +0.082 −0.086 | |
| Orbital semimajor axis | 0.0345 ± 0.0015 | AU |
| Planetary mass | 0.0277 ± 0.0044 ( 8.8 ± 1.4 ) | Mjup Mearth |
| Planetary radius | 0.247 ± 0.011 ( 2.77 ± 0.12 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 1.72 +0.36 −0.32 ( 2.28 +0.48 −0.42 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 531 ± 25 | K |
| Reference of detailed study | 2021A+A...650A.145C |
TOI-269 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/01/01 John Southworth (Keele University, UK)