This page summarises the information held within TEPCat for the transiting planetary system TOI-3984. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2023AJ....166...30C | |
| Date of discovery paper | 2023 / 2 / 16 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 15 05 20.91 | h m s |
| Declination | +36 47 13.4 | d m s |
| Right ascension (decimal) | 226.33712 | degrees |
| Declination (decimal) | 36.78706 | degrees |
| V-band apparent magnitude | 15.65 | mag |
| K-band apparent magnitude | 11.05 | mag |
| Transit duration | 0.0838 ( 2.011 ) | day hour |
| Transit depth | 2.5 | % |
| Time of mid-transit | 2459715.02268 ± 0.00009 | HJD or BJD |
| Orbital period | 4.353326 ± 0.000005 | days |
| Reference for orbital ephemeris | 2023AJ....166...30C |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 3476 ± 88 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.18 ± 0.12 | dex |
| Stellar mass | 0.49 ± 0.02 | Msun |
| Stellar radius | 0.47 ± 0.01 | Rsun |
| Stellar logarithmic surface gravity | 4.81 ± 0.05 | c.g.s. |
| Stellar mean density | 4.9 ± 0.4 ( 6.91 ± 0.56 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.23 −0.0 | |
| Orbital semimajor axis | 0.041 +0.002 −0.001 | AU |
| Planetary mass | 0.14 ± 0.03 ( 44.5 ± 9.5 ) | Mjup Mearth |
| Planetary radius | 0.71 ± 0.02 ( 7.96 ± 0.22 ) | Rjup Rearth |
| Planetary surface gravity | 6.9 +1.4 −1.2 2.84 +0.08 −0.08 | m/s2 log(cgs) |
| Planetary mean density | 0.37 ± 0.08 ( 0.49 ± 0.11 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 563 ± 15 | K |
| Reference of detailed study | 2023AJ....166...30C |
TOI-3984 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/12 John Southworth (Keele University, UK)