This page summarises the information held within TEPCat for the transiting planetary system TOI-2427. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2025A+A...699A.185S | |
| Date of discovery paper | 2025 / 7 / 11 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 03 29 09.81 | h m s |
| Declination | −31 21 47.0 | d m s |
| Right ascension (decimal) | 52.29087 | degrees |
| Declination (decimal) | -31.36306 | degrees |
| V-band apparent magnitude | 10.39 | mag |
| K-band apparent magnitude | 7.05 | mag |
| Transit duration | 0.0335 ( 0.804 ) | day hour |
| Transit depth | 0.03 | % |
| Time of mid-transit | 2459169.61992 ± 0.00083 | HJD or BJD |
| Orbital period | 1.305962 ± 0.000071 | days |
| Reference for orbital ephemeris | 2025A+A...699A.185S |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 4203 ± 110 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.210 ± 0.093 | dex |
| Stellar mass | 0.639 +0.021 −0.020 | Msun |
| Stellar radius | 0.648 +0.036 −0.015 | Rsun |
| Stellar logarithmic surface gravity | 4.62 ± 0.12 | c.g.s. |
| Stellar mean density | 2.38 +0.28 −0.30 ( 3.36 +0.40 −0.42 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.074 +0.076 −0.052 | |
| Orbital semimajor axis | 0.0202 +0.0013 −0.0012 | AU |
| Planetary mass | 0.0179 ± 0.0016 ( 5.69 ± 0.51 ) | Mjup Mearth |
| Planetary radius | 0.146 +0.011 −0.0010 ( 1.637 +0.123 −0.011 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 5.3 +1.4 −1.1 ( 7.0 +1.9 −1.5 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1148 +39 −38 | K |
| Reference of detailed study | 2025A+A...699A.185S |
TOI-2427 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/08/27 John Southworth (Keele University, UK)