This page summarises the information held within TEPCat for the transiting planetary system TOI-3288. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | arXiv:2510.11703 | |
| Date of discovery paper | 2025 / 10 / 14 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 19 48 26.49 | h m s |
| Declination | −43 01 04.5 | d m s |
| Right ascension (decimal) | 297.11037 | degrees |
| Declination (decimal) | -43.01792 | degrees |
| V-band apparent magnitude | 14.98 | mag |
| K-band apparent magnitude | 11.20 | mag |
| Transit duration | 0.0804 ( 1.930 ) | day hour |
| Transit depth | 2.9 | % |
| Time of mid-transit | 2459057.7310 ± 0.0002 | HJD or BJD |
| Orbital period | 1.4338635 ± 0.0000004 | days |
| Reference for orbital ephemeris | arXiv:2510.11703 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 3933 ± 48 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.1 ± 0.1 | dex |
| Stellar mass | 0.64 ± 0.01 | Msun |
| Stellar radius | 0.67 ± 0.02 | Rsun |
| Stellar logarithmic surface gravity | 4.658 +0.003 −0.004 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.0215 ± 0.0001 | AU |
| Planetary mass | 2.11 ± 0.08 ( 670 ± 25 ) | Mjup Mearth |
| Planetary radius | 1.00 ± 0.03 ( 11.21 ± 0.34 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 1.96 +0.23 −0.15 ( 2.60 +0.31 −0.20 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1059 ± 20 | K |
| Reference of detailed study | arXiv:2510.11703 |
TOI-3288 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)