This page summarises the information held within TEPCat for the transiting planetary system TOI-2345c. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | arXiv:2510.12783 | |
| Date of discovery paper | 2025 / 10 / 15 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 02 55 32.10 | h m s |
| Declination | −34 58 39.1 | d m s |
| Right ascension (decimal) | 43.88375 | degrees |
| Declination (decimal) | -34.97753 | degrees |
| V-band apparent magnitude | 11.48 | mag |
| K-band apparent magnitude | 8.85 | mag |
| Transit duration | 0.18 ( 4.3 ) | day hour |
| Transit depth | 0.1 | % |
| Time of mid-transit | 2459120.3007 ± 0.0014 | HJD or BJD |
| Orbital period | 21.064302 ± 0.000041 | days |
| Reference for orbital ephemeris | arXiv:2510.12783 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 4687 ± 60 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.10 ± 0.07 | dex |
| Stellar mass | 0.727 ± 0.033 | Msun |
| Stellar radius | 0.729 ± 0.007 | Rsun |
| Stellar logarithmic surface gravity | 4.57 ± 0.06 | c.g.s. |
| Stellar mean density | 1.88 ± 0.10 ( 2.65 ± 0.14 ) | ρsun g cm-3 |
| Orbital eccentricity | ||
| Orbital semimajor axis | 0.1257 +0.0016 −0.0017 | AU |
| Planetary mass | 0.0229 +0.0071 −0.0077 ( 7.3 +2.3 −2.4 ) | Mjup Mearth |
| Planetary radius | 0.2187 +0.0040 −0.0041 ( 2.451 +0.045 −0.046 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 2.04 +0.65 −0.70 ( 2.71 +0.86 −0.93 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 544 ± 7 | K |
| Reference of detailed study | arXiv:2510.12783 |
TOI-2345c does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)