This page summarises the information held within TEPCat for the transiting planetary system TOI-2018. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | arXiv:2301.09865 | |
| Date of discovery paper | 2023 / 1 / 25 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 15 19 21.15 | h m s |
| Declination | +29 12 22.2 | d m s |
| Right ascension (decimal) | 229.83812 | degrees |
| Declination (decimal) | 29.20617 | degrees |
| V-band apparent magnitude | 10.25 | mag |
| K-band apparent magnitude | 7.10 | mag |
| Transit duration | 0.098 ( 2.35 ) | day hour |
| Transit depth | 0.11 | % |
| Time of mid-transit | 2458958.2582 ± 0.0006 | HJD or BJD |
| Orbital period | 7.435588 ± 0.000009 | days |
| Reference for orbital ephemeris | 2023AJ....166....9M |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 4174 +34 −42 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.58 ± 0.18 | dex |
| Stellar mass | 0.57 ± 0.02 | Msun |
| Stellar radius | 0.62 ± 0.01 | Rsun |
| Stellar logarithmic surface gravity | 4.62 +0.02 −0.03 | c.g.s. |
| Stellar mean density | 2.29 ± 0.22 ( 3.23 ± 0.31 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | AU | |
| Planetary mass | 0.0289 ± 0.0066 ( 9.2 ± 2.1 ) | Mjup Mearth |
| Planetary radius | 0.2023 ± 0.0062 ( 2.268 ± 0.069 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 652 | K |
| Reference of detailed study | 2023AJ....166...49D |
TOI-2018 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)