This page summarises the information held within TEPCat for the transiting planetary system TOI-2194. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2023AJ....166....9M | |
| Date of discovery paper | 2023 / 1 / 25 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 19 56 37.02 | h m s |
| Declination | −31 20 07.1 | d m s |
| Right ascension (decimal) | 299.15425 | degrees |
| Declination (decimal) | -31.33531 | degrees |
| V-band apparent magnitude | 8.42 | mag |
| K-band apparent magnitude | 5.87 | mag |
| Transit duration | 0.15 ( 3.6 ) | day hour |
| Transit depth | 0.07 | % |
| Time of mid-transit | 2459037.3678 ± 0.0012 | HJD or BJD |
| Orbital period | 15.3376 ± 0.0016 | days |
| Reference for orbital ephemeris | 2023AJ....166....9M |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 4756 ± 50 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.37 ± 0.10 | dex |
| Stellar mass | 0.740 ± 0.085 | Msun |
| Stellar radius | 0.690 ± 0.049 | Rsun |
| Stellar logarithmic surface gravity | 4.698 ± 0.100 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | ||
| Orbital semimajor axis | AU | |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.177 +0.012 −0.006 ( 1.984 +0.135 −0.067 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 591 | K |
| Reference of detailed study | 2023AJ....166....9M |
TOI-2194 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2024/09/04 John Southworth (Keele University, UK)