This page summarises the information held within TEPCat for the transiting planetary system TOI-199. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2023AJ....166..201H | |
| Date of discovery paper | 2023 / 9 / 27 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 05 20 25.32 | h m s |
| Declination | −59 53 44.5 | d m s |
| Right ascension (decimal) | 80.10550 | degrees |
| Declination (decimal) | -59.89569 | degrees |
| V-band apparent magnitude | 10.70 | mag |
| K-band apparent magnitude | 8.81 | mag |
| Transit duration | 0.27 ( 6.5 ) | day hour |
| Transit depth | 1.0 | % |
| Time of mid-transit | 2458256.1286 ± 0.0006 | HJD or BJD |
| Orbital period | 104.87236 ± 0.00005 | days |
| Reference for orbital ephemeris | 2023AJ....166..201H |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5255 +12 −10 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.22 ± 0.03 | dex |
| Stellar mass | 0.936 +0.003 −0.005 | Msun |
| Stellar radius | 0.820 ± 0.003 | Rsun |
| Stellar logarithmic surface gravity | 4.582 +0.003 −0.006 | c.g.s. |
| Stellar mean density | 1.69 +0.014 −0.028 ( 2.385 +0.020 −0.040 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.09 +0.01 −0.02 | |
| Orbital semimajor axis | 0.480 +0.007 −0.008 | AU |
| Planetary mass | 0.17 ± 0.02 ( 54.0 ± 6.4 ) | Mjup Mearth |
| Planetary radius | 0.810 ± 0.005 ( 9.079 ± 0.056 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | 2023AJ....166..201H |
TOI-199 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/17 John Southworth (Keele University, UK)