This page summarises the information held within TEPCat for the transiting planetary system TOI-1221. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2023AJ....165..217M | |
| Date of discovery paper | 2022 / 9 / 29 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 07 11 41.04 | h m s |
| Declination | −65 30 32.5 | d m s |
| Right ascension (decimal) | 107.92100 | degrees |
| Declination (decimal) | -65.50903 | degrees |
| V-band apparent magnitude | 10.49 | mag |
| K-band apparent magnitude | 9.04 | mag |
| Transit duration | 0.34 ( 8.2 ) | day hour |
| Transit depth | 0.1 | % |
| Time of mid-transit | 2458404.1791 ± 0.0033 | HJD or BJD |
| Orbital period | 91.68278 ± 0.00048 | days |
| Reference for orbital ephemeris | 2023AJ....165..217M |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5592 ± 50 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.06 ± 0.08 | dex |
| Stellar mass | 1.03 ± 0.06 | Msun |
| Stellar radius | 0.993 ± 0.037 | Rsun |
| Stellar logarithmic surface gravity | 4.38 ± 0.10 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | 0.0 +0.21 −0.0 | |
| Orbital semimajor axis | AU | |
| Planetary mass | 0.0 +3.5 −0.0 ( 0 +1112 −0 ) | Mjup Mearth |
| Planetary radius | 0.260 +0.012 −0.011 ( 2.91 +0.13 −0.12 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 400 | K |
| Reference of detailed study | 2023AJ....165..217M |
TOI-1221 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2023/09/01 John Southworth (Keele University, UK)