This page summarises the information held within TEPCat for the transiting planetary system TOI-2345b. 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 | 0.07 ( 1.7 ) | day hour |
| Transit depth | 0.04 | % |
| Time of mid-transit | 2459116.7208 ± 0.0016 | HJD or BJD |
| Orbital period | 1.0528573 ± 0.0000026 | 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 | 0.01705 +0.00022 −0.00023 | AU |
| Planetary mass | 0.0110 ± 0.0027 ( 3.50 ± 0.86 ) | Mjup Mearth |
| Planetary radius | 0.1342 +0.0042 −0.0039 ( 1.504 +0.047 −0.044 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 4.3 ± 1.1 ( 5.7 ± 1.5 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1478 ± 20 | K |
| Reference of detailed study | arXiv:2510.12783 |
TOI-2345b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)