This page summarises the information held within TEPCat for the transiting planetary system TOI-1518. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2021AJ....162..218C | |
| Date of discovery paper | 2021 / 8 / 27 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 23 29 04.22 | h m s |
| Declination | +67 02 05.4 | d m s |
| Right ascension (decimal) | 352.26758 | degrees |
| Declination (decimal) | 67.03483 | degrees |
| V-band apparent magnitude | 8.95 | mag |
| K-band apparent magnitude | 8.33 | mag |
| Transit duration | 0.114 ( 2.74 ) | day hour |
| Transit depth | 0.8 | % |
| Time of mid-transit | 2458766.120581 ± 0.000097 | HJD or BJD |
| Orbital period | 1.90261178 ± 0.00000019 | days |
| Reference for orbital ephemeris | arXiv:2402.17325 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 7300 ± 100 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.1 ± 0.12 | dex |
| Stellar mass | 1.79 ± 0.26 | Msun |
| Stellar radius | 1.950 ± 0.048 | Rsun |
| Stellar logarithmic surface gravity | 4.1 ± 0.2 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | 0.0 +0.01 −0.0 | |
| Orbital semimajor axis | 0.0389 ± 0.0011 | AU |
| Planetary mass | 0.0 +2.3 −0.0 ( 0 +731 −0 ) | Mjup Mearth |
| Planetary radius | 1.875 ± 0.053 ( 21.02 ± 0.59 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 2492 ± 38 | K |
| Reference of detailed study | 2021AJ....162..218C |
| Reference | λ (degrees) |
|---|---|
| Cabot et al. (2021) | 240.34 + 0.93 - 0.98 |
| Watanabe et al. (2024) 2020 data | −118.96 + 0.68 - 0.65 |
| Watanabe et al. (2024) 2023 data | −117.24 + 0.64 - 0.69 |
Page generated on 2025/03/17 John Southworth (Keele University, UK)