This page summarises the information held within TEPCat for the transiting planetary system TOI-3976. 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 | 14 57 25.44 | h m s |
| Declination | +44 16 27.5 | d m s |
| Right ascension (decimal) | 224.35600 | degrees |
| Declination (decimal) | 44.27431 | degrees |
| V-band apparent magnitude | 12.32 | mag |
| K-band apparent magnitude | 11.05 | mag |
| Transit duration | 0.1882 ( 4.517 ) | day hour |
| Transit depth | 0.56 | % |
| Time of mid-transit | 2459011.15791 ± 0.00077 | HJD or BJD |
| Orbital period | 6.607662 ± 0.000016 | days |
| Reference for orbital ephemeris | 2023ApJS..265....1Y |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5975 +70 −69 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.182 +0.078 −0.079 | dex |
| Stellar mass | 1.254 +0.067 −0.072 | Msun |
| Stellar radius | 1.501 +0.039 −0.038 | Rsun |
| Stellar logarithmic surface gravity | 4.183 +0.034 −0.035 | c.g.s. |
| Stellar mean density | 0.369 +0.039 −0.035 ( 0.521 +0.055 −0.049 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.207 −0.0 | |
| Orbital semimajor axis | 0.0743 +0.0013 −0.0014 | AU |
| Planetary mass | 0.175 +0.037 −0.036 ( 55 +11 −11 ) | Mjup Mearth |
| Planetary radius | 1.095 +0.036 −0.035 ( 12.27 + 0.40 − 0.39 ) | Rjup Rearth |
| Planetary surface gravity | 3.63 +0.84 −0.81 2.56 +0.09 −0.11 | m/s2 log(cgs) |
| Planetary mean density | 0.124 +0.031 −0.028 ( 0.164 +0.041 −0.037 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1295 +16 −14 | K |
| Reference of detailed study | 2023ApJS..265....1Y |
TOI-3976 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/11/11 John Southworth (Keele University, UK)