This page summarises the information held within TEPCat for the transiting planetary system TOI-220. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2021MNRAS.505.3361H | |
| Date of discovery paper | 2021 / 5 / 6 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 06 07 11.97 | h m s |
| Declination | −61 59 48.9 | d m s |
| Right ascension (decimal) | 91.79988 | degrees |
| Declination (decimal) | -61.99692 | degrees |
| V-band apparent magnitude | 10.42 | mag |
| K-band apparent magnitude | 8.54 | mag |
| Transit duration | 0.0933 ( 2.239 ) | day hour |
| Transit depth | 0.1 | % |
| Time of mid-transit | 2458335.9020 ± 0.0004 | HJD or BJD |
| Orbital period | 10.695264 ± 0.000086 | days |
| Reference for orbital ephemeris | 2021MNRAS.505.3361H |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5298 ± 65 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.19 ± 0.05 | dex |
| Stellar mass | 0.825 ± 0.028 | Msun |
| Stellar radius | 0.858 ± 0.032 | Rsun |
| Stellar logarithmic surface gravity | 4.37 ± 0.11 | c.g.s. |
| Stellar mean density | 1.31 ± 0.15 ( 1.85 ± 0.21 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.032 +0.038 −0.023 | |
| Orbital semimajor axis | 0.0892 ± 0.0010 | AU |
| Planetary mass | 0.0434 ± 0.0031 ( 13.80 ± 0.99 ) | Mjup Mearth |
| Planetary radius | 0.270 ± 0.013 ( 3.03 ± 0.15 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 2.06 ± 0.35 ( 2.73 ± 0.46 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 805 ± 21 | K |
| Reference of detailed study | 2021MNRAS.505.3361H |
TOI-220 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2024/09/10 John Southworth (Keele University, UK)