This page summarises the information held within TEPCat for the transiting planetary system K2-136d. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2018AJ....155....4M | |
| Date of discovery paper | 2017 / 10 / 2 | y / m / d |
| Data/telescope used for discovery | K2 | |
| Right ascension | 04 29 38.99 | h m s |
| Declination | +22 52 57.8 | d m s |
| Right ascension (decimal) | 67.41246 | degrees |
| Declination (decimal) | 22.88272 | degrees |
| V-band apparent magnitude | 11.20 | mag |
| K-band apparent magnitude | 8.37 | mag |
| Transit duration | 0.127 ( 3.05 ) | day hour |
| Transit depth | 0.03 | % |
| Time of mid-transit | 2458675.936 ± 0.070 | HJD or BJD |
| Orbital period | 25.5750 ± 0.0022 | days |
| Reference for orbital ephemeris | 2023AJ....165..235M |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 4500 +125 −75 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.05 ± 0.10 | dex |
| Stellar mass | 0.742 +0.039 −0.038 | Msun |
| Stellar radius | 0.677 ± 0.027 | Rsun |
| Stellar logarithmic surface gravity | 4.66 ± 0.02 | c.g.s. |
| Stellar mean density | 2.40 ± 0.31 ( 3.39 ± 0.44 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.16 −0.0 | |
| Orbital semimajor axis | 0.1538 +0.0026 −0.0027 | AU |
| Planetary mass | 0.0 +0.009 −0.0 ( 0.0 +2.9 −0.0 ) | Mjup Mearth |
| Planetary radius | 0.1396 +0.0069 −0.0068 ( 1.565 +0.077 −0.076 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | 2023AJ....165..235M |
K2-136d does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)