This page summarises the information held within TEPCat for the transiting planetary system TOI-3540. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2022AJ....164...70Y | |
| Date of discovery paper | 2022 / 5 / 20 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 21 55 38.73 | h m s |
| Declination | +28 10 46.2 | d m s |
| Right ascension (decimal) | 328.91138 | degrees |
| Declination (decimal) | 28.17950 | degrees |
| V-band apparent magnitude | 11.51 | mag |
| K-band apparent magnitude | 9.78 | mag |
| Transit duration | 0.0792 ( 1.901 ) | day hour |
| Transit depth | 2.3 | % |
| Time of mid-transit | 2459109.14114 ± 0.00089 | HJD or BJD |
| Orbital period | 3.1199990 ± 0.0000079 | days |
| Reference for orbital ephemeris | 2022AJ....164...70Y |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5810 ± 79 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.176 ± 0.089 | dex |
| Stellar mass | 1.081 +0.071 −0.069 | Msun |
| Stellar radius | 1.228 ± 0.033 | Rsun |
| Stellar logarithmic surface gravity | 4.293 ± 0.036 | c.g.s. |
| Stellar mean density | 0.583 +0.064 −0.056 ( 0.823 +0.090 −0.079 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.164 −0.0 | |
| Orbital semimajor axis | 0.04289 +0.00092 −0.00093 | AU |
| Planetary mass | 1.18 ± 0.14 ( 375 ± 44 ) | Mjup Mearth |
| Planetary radius | 2.10 ± 0.66 ( 23.5 ± 7.4 ) | Rjup Rearth |
| Planetary surface gravity | 6.6 +7.5 −2.7 2.8 +0.3 −0.2 | m/s2 log(cgs) |
| Planetary mean density | 0.13 +0.27 −0.07 ( 0.172 +0.358 −0.093 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1498 ± 22 | K |
| Reference of detailed study | 2022AJ....164...70Y |
TOI-3540 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)