This page summarises the information held within TEPCat for the transiting planetary system K2-232. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2018MNRAS.477.2572B | |
| Date of discovery paper | 2018 / 2 / 27 | y / m / d |
| Data/telescope used for discovery | K2 | |
| Right ascension | 04 55 03.96 | h m s |
| Declination | +18 39 16.3 | d m s |
| Right ascension (decimal) | 73.76650 | degrees |
| Declination (decimal) | 18.65453 | degrees |
| V-band apparent magnitude | 9.90 | mag |
| K-band apparent magnitude | 8.43 | mag |
| Transit duration | 0.20802 ( 4.9925 ) | day hour |
| Transit depth | 0.79 | % |
| Time of mid-transit | 2457825.349782 ± 0.000093 | HJD or BJD |
| Orbital period | 11.168454 ± 0.000023 | days |
| Reference for orbital ephemeris | 2018MNRAS.477.2572B |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6154 ± 60 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.10 ± 0.04 | dex |
| Stellar mass | 1.118 +0.028 −0.026 | Msun |
| Stellar radius | 1.161 ± 0.024 | Rsun |
| Stellar logarithmic surface gravity | 4.379 ± 0.017 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | 0.258 ± 0.025 | |
| Orbital semimajor axis | 0.10356 +0.00081 −0.00077 | AU |
| Planetary mass | 0.398 ± 0.037 ( 126 ± 11 ) | Mjup Mearth |
| Planetary radius | 1.000 +0.022 −0.020 ( 11.21 + 0.25 − 0.22 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 1030 ± 15 | K |
| Reference of detailed study | 2018MNRAS.477.2572B |
| Reference | λ (degrees) |
|---|---|
| Wang et al. (2021) | −11.1 ± 6.6 |
Page generated on 2024/11/22 John Southworth (Keele University, UK)