This page summarises the information held within TEPCat for the transiting planetary system TOI-1839c. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | arXiv:2609.05413 | |
| Date of discovery paper | 2026 / 9 / 7 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 13 07 19.95 | h m s |
| Declination | +05 51 07.3 | d m s |
| Right ascension (decimal) | 196.83312 | degrees |
| Declination (decimal) | 5.85203 | degrees |
| V-band apparent magnitude | 11.01 | mag |
| K-band apparent magnitude | 9.04 | mag |
| Transit duration | 0.1096 ( 2.630 ) | day hour |
| Transit depth | 0.07 | % |
| Time of mid-transit | 2458933.7337 ± 0.0050 | HJD or BJD |
| Orbital period | 4.0239478 ± 0.0000035 | days |
| Reference for orbital ephemeris | arXiv:2609.05413 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5347 ± 67 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.09 ± 0.06 | dex |
| Stellar mass | 0.86 ± 0.01 | Msun |
| Stellar radius | 0.89 ± 0.03 | Rsun |
| Stellar logarithmic surface gravity | 4.51 ± 0.03 | c.g.s. |
| Stellar mean density | 1.22 ± 0.10 ( 1.72 ± 0.14 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.04708 ± 0.00018 | AU |
| Planetary mass | 0.0189 ± 0.0035 ( 6.0 ± 1.1 ) | Mjup Mearth |
| Planetary radius | 0.223 ± 0.012 ( 2.50 ± 0.13 ) | Rjup Rearth |
| Planetary surface gravity | 9.4 +2.1 −1.9 2.97 +0.09 −0.10 | m/s2 log(cgs) |
| Planetary mean density | 1.59 +0.42 −0.35 ( 2.11 +0.56 −0.46 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1121 ± 24 | K |
| Reference of detailed study | arXiv:2609.05413 |
TOI-1839c does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/09/09 John Southworth (Keele University, UK)