This page summarises the information held within TEPCat for the transiting planetary system TOI-3688. 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 | 02 37 07.76 | h m s |
| Declination | +54 51 04.4 | d m s |
| Right ascension (decimal) | 39.28233 | degrees |
| Declination (decimal) | 54.85122 | degrees |
| V-band apparent magnitude | 12.32 | mag |
| K-band apparent magnitude | 10.73 | mag |
| Transit duration | 0.1451 ( 3.482 ) | day hour |
| Transit depth | 0.85 | % |
| Time of mid-transit | 2459108.0507 ± 0.0014 | HJD or BJD |
| Orbital period | 3.246075 ± 0.000012 | days |
| Reference for orbital ephemeris | 2023ApJS..265....1Y |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5950 ± 100 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.262 +0.085 −0.086 | dex |
| Stellar mass | 1.199 +0.072 −0.076 | Msun |
| Stellar radius | 1.302 +0.038 −0.035 | Rsun |
| Stellar logarithmic surface gravity | 4.288 +0.031 −0.035 | c.g.s. |
| Stellar mean density | 0.544 ± 0.052 ( 0.768 ± 0.073 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.099 −0.0 | |
| Orbital semimajor axis | 0.04560 +0.00089 −0.00098 | AU |
| Planetary mass | 0.98 +0.10 −0.11 ( 311 +31 −34 ) | Mjup Mearth |
| Planetary radius | 1.167 +0.048 −0.044 ( 13.08 + 0.54 − 0.49 ) | Rjup Rearth |
| Planetary surface gravity | 17.8 +2.5 −2.4 3.25 +0.06 −0.06 | m/s2 log(cgs) |
| Planetary mean density | 0.573 +0.098 −0.090 ( 0.76 +0.13 −0.12 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1534 +29 −28 | K |
| Reference of detailed study | 2023ApJS..265....1Y |
TOI-3688 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/24 John Southworth (Keele University, UK)