This page summarises the information held within TEPCat for the transiting planetary system TOI-1408b. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2023MNRAS.526L.111G | |
| Date of discovery paper | 2023 / 9 / 7 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 20 54 02.62 | h m s |
| Declination | +72 34 49.9 | d m s |
| Right ascension (decimal) | 313.51092 | degrees |
| Declination (decimal) | 72.58053 | degrees |
| V-band apparent magnitude | 9.27 | mag |
| K-band apparent magnitude | 8.08 | mag |
| Transit duration | 0.069 ( 1.66 ) | day hour |
| Transit depth | 0.25 | % |
| Time of mid-transit | 2458740.8581 ± 0.0002 | HJD or BJD |
| Orbital period | 4.42587 ± 0.00003 | days |
| Reference for orbital ephemeris | 2024ApJ...971L..28K |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6425 ± 170 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.29 ± 0.12 | dex |
| Stellar mass | 1.31 ± 0.01 | Msun |
| Stellar radius | 1.53 ± 0.02 | Rsun |
| Stellar logarithmic surface gravity | 4.10 ± 0.06 | c.g.s. |
| Stellar mean density | 0.361 ± 0.014 ( 0.509 ± 0.020 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0023 ± 0.0005 | |
| Orbital semimajor axis | 0.05778 ± 0.00010 | AU |
| Planetary mass | 1.865 ± 0.013 ( 592.86 ± 4.13 ) | Mjup Mearth |
| Planetary radius | 2.23 ± 0.37 ( 25.0 ± 4.1 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 0.14 +0.13 −0.06 ( 0.186 +0.172 −0.080 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | 2024ApJ...971L..28K |
TOI-1408b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/24 John Southworth (Keele University, UK)