This page summarises the information held within TEPCat for the transiting planetary system TOI-669. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2023AJ....166..153A | |
| Date of discovery paper | 2023 / 6 / 30 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 10 35 36.16 | h m s |
| Declination | −05 10 54.1 | d m s |
| Right ascension (decimal) | 158.90067 | degrees |
| Declination (decimal) | -5.18169 | degrees |
| V-band apparent magnitude | 10.61 | mag |
| K-band apparent magnitude | 9.13 | mag |
| Transit duration | 0.12 ( 2.9 ) | day hour |
| Transit depth | 0.06 | % |
| Time of mid-transit | 2458913.041 ± 0.002 | HJD or BJD |
| Orbital period | 3.94515 ± 0.00002 | days |
| Reference for orbital ephemeris | 2023AJ....166..153A |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5600 ± 110 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.06 ± 0.09 | dex |
| Stellar mass | 0.90 ± 0.06 | Msun |
| Stellar radius | 0.99 ± 0.04 | Rsun |
| Stellar logarithmic surface gravity | c.g.s. | |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | 0.0 +0.23 −0.0 | |
| Orbital semimajor axis | 0.047 ± 0.001 | AU |
| Planetary mass | 0.0308 ± 0.0047 ( 9.8 ± 1.5 ) | Mjup Mearth |
| Planetary radius | 0.232 ± 0.015 ( 2.60 ± 0.17 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 2.3 ± 0.5 ( 3.05 ± 0.66 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1235 ± 37 | K |
| Reference of detailed study | 2023AJ....166..153A |
TOI-669 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/01/01 John Southworth (Keele University, UK)