This page summarises the information held within TEPCat for the transiting planetary system K2-233d. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2018AJ....155..222D | |
| Date of discovery paper | 2018 / 3 / 15 | y / m / d |
| Data/telescope used for discovery | K2 | |
| Right ascension | 15 21 55.20 | h m s |
| Declination | −20 13 54.0 | d m s |
| Right ascension (decimal) | 230.48000 | degrees |
| Declination (decimal) | -20.23167 | degrees |
| V-band apparent magnitude | 10.73 | mag |
| K-band apparent magnitude | 8.38 | mag |
| Transit duration | 0.1599 ( 3.838 ) | day hour |
| Transit depth | 0.12 | % |
| Time of mid-transit | 2458005.5801 ± 0.0025 | HJD or BJD |
| Orbital period | 24.36450 ± 0.00068 | days |
| Reference for orbital ephemeris | 2020A+A...640A..48L |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5033 +41 −35 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.09 ± 0.03 | dex |
| Stellar mass | 0.79 ± 0.01 | Msun |
| Stellar radius | 0.71 ± 0.01 | Rsun |
| Stellar logarithmic surface gravity | 4.64 ± 0.01 | c.g.s. |
| Stellar mean density | 2.25 +0.04 −0.03 ( 3.175 +0.056 −0.042 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.062 +0.043 −0.042 | |
| Orbital semimajor axis | 0.15224 +0.00046 −0.00042 | AU |
| Planetary mass | 0.0324 +0.0075 −0.0082 ( 10.3 +2.4 −2.6 ) | Mjup Mearth |
| Planetary radius | 0.2108 ± 0.0055 ( 2.363 ± 0.062 ) | Rjup Rearth |
| Planetary surface gravity | 18.1 +4.4 −4.5 3.26 +0.09 −0.12 | m/s2 log(cgs) |
| Planetary mean density | 3.2 ± 0.8 ( 4.2 ± 1.1 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 523 +5 −4 | K |
| Reference of detailed study | 2023MNRAS.522.3458B |
K2-233d does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)