This page summarises the information held within TEPCat for the transiting planetary system TOI-1448. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2024AJ....167..289H | |
| Date of discovery paper | 2024 / 5 / 22 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 21 05 17.76 | h m s |
| Declination | +57 46 15.9 | d m s |
| Right ascension (decimal) | 316.32400 | degrees |
| Declination (decimal) | 57.77108 | degrees |
| V-band apparent magnitude | 15.68 | mag |
| K-band apparent magnitude | 10.77 | mag |
| Transit duration | 0.09 ( 2.2 ) | day hour |
| Transit depth | 0.4 | % |
| Time of mid-transit | 2458713.3375 ± 0.0015 | HJD or BJD |
| Orbital period | 8.112245 ± 0.000018 | days |
| Reference for orbital ephemeris | 2024AJ....167..289H |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 3412 +28 −32 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.37 ± 0.14 | dex |
| Stellar mass | 0.372 ± 0.009 | Msun |
| Stellar radius | 0.380 ± 0.007 | Rsun |
| Stellar logarithmic surface gravity | 4.849 ± 0.019 | c.g.s. |
| Stellar mean density | 6.7 ± 0.4 ( 9.45 ± 0.56 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.36 −0.0 | |
| Orbital semimajor axis | 0.0567 ± 0.0015 | AU |
| Planetary mass | 0.0 +0.061 −0.0 ( 0 +19 −0 ) | Mjup Mearth |
| Planetary radius | 0.245 ± 0.006 ( 2.746 ± 0.067 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 426 ± 6 | K |
| Reference of detailed study | 2024AJ....167..289H |
TOI-1448 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/24 John Southworth (Keele University, UK)