This page summarises the information held within TEPCat for the transiting planetary system TOI-169. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2020A+A...639A..76N | |
| Date of discovery paper | 2020 / 3 / 13 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 01 07 06.88 | h m s |
| Declination | −75 11 56.2 | d m s |
| Right ascension (decimal) | 16.77867 | degrees |
| Declination (decimal) | -75.19894 | degrees |
| V-band apparent magnitude | 12.36 | mag |
| K-band apparent magnitude | 10.82 | mag |
| Transit duration | 0.0711 ( 1.706 ) | day hour |
| Transit depth | 0.7 | % |
| Time of mid-transit | 2458327.44174 ± 0.00066 | HJD or BJD |
| Orbital period | 2.2554477 ± 0.0000063 | days |
| Reference for orbital ephemeris | 2020A+A...639A..76N |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5880 +54 −79 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.24 ± 0.09 | dex |
| Stellar mass | 1.147 +0.069 −0.075 | Msun |
| Stellar radius | 1.288 +0.020 −0.019 | Rsun |
| Stellar logarithmic surface gravity | 4.278 +0.029 −0.033 | c.g.s. |
| Stellar mean density | 0.536 ± 0.043 ( 0.756 ± 0.061 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.12 −0.0 | |
| Orbital semimajor axis | 0.03524 +0.00069 −0.00079 | AU |
| Planetary mass | 0.791 +0.064 −0.060 ( 251 +20 −19 ) | Mjup Mearth |
| Planetary radius | 1.086 +0.081 −0.048 ( 12.17 + 0.91 − 0.54 ) | Rjup Rearth |
| Planetary surface gravity | 16.6 +2.6 −2.8 3.22 +0.06 −0.08 | m/s2 log(cgs) |
| Planetary mean density | 0.57 +0.11 −0.13 ( 0.76 +0.15 −0.17 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1715 +22 −20 | K |
| Reference of detailed study | 2020A+A...639A..76N |
TOI-169 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/17 John Southworth (Keele University, UK)