This page summarises the information held within TEPCat for the transiting planetary system TOI-1453b. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2025A+A...696A..86S | |
| Date of discovery paper | 2025 / 3 / 11 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 17 12 53.72 | h m s |
| Declination | +57 11 52.0 | d m s |
| Right ascension (decimal) | 258.22383 | degrees |
| Declination (decimal) | 57.19778 | degrees |
| V-band apparent magnitude | 11.11 | mag |
| K-band apparent magnitude | 8.69 | mag |
| Transit duration | 0.0833 ( 1.999 ) | day hour |
| Transit depth | 0.02 | % |
| Time of mid-transit | 2459392.90013 ± 0.00088 | HJD or BJD |
| Orbital period | 4.313523 ± 0.000011 | days |
| Reference for orbital ephemeris | 2025A+A...696A..86S |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 4975 ± 68 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.31 ± 0.06 | dex |
| Stellar mass | 0.715 ± 0.035 | Msun |
| Stellar radius | 0.720 ± 0.029 | Rsun |
| Stellar logarithmic surface gravity | 4.576 ± 0.015 | c.g.s. |
| Stellar mean density | 1.918 +0.076 −0.032 ( 2.706 +0.107 −0.045 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | AU | |
| Planetary mass | 0.0039 +0.0021 −0.0020 ( 1.24 +0.67 −0.64 ) | Mjup Mearth |
| Planetary radius | 0.1046 +0.0053 −0.0050 ( 1.172 +0.059 −0.056 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 3.1 +1.8 −1.7 ( 4.1 +2.4 −2.3 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | 2025A+A...696A..86S |
TOI-1453b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/08/27 John Southworth (Keele University, UK)