This page summarises the information held within TEPCat for the transiting system K2-126b. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2018AJ....156..277L | |
| Date of discovery paper | 2018 / 10 / 10 | y / m / d |
| Data/telescope used for discovery | K2 | |
| Right ascension | 13 34 11.16 | h m s |
| Declination | −13 34 36.9 | d m s |
| Right ascension (decimal) | 203.54650 | degrees |
| Declination (decimal) | -13.57692 | degrees |
| V-band apparent magnitude | 12.12 | mag |
| K-band apparent magnitude | 9.71 | mag |
| Transit duration | 0.1083 ( 2.599 ) | day hour |
| Transit depth | 0.08 | % |
| Time of mid-transit | 2457223.79921 ± 0.00260 | HJD or BJD |
| Orbital period | 7.3856550 ± 0.0005010 | days |
| Reference for orbital ephemeris | 2018AJ....156..277L |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 4339 ± 92 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | 0.02 ± 0.14 | dex |
| Stellar mass | 0.690 ± 0.010 | Msun |
| Stellar radius | 0.650 ± 0.010 | Rsun |
| Stellar logarithmic surface gravity | 4.660 ± 0.010 | c.g.s. |
| Stellar mean density | 2.059 +0.915 −0.711 ( 2.9 +1.3 −1.0 ) | ρsun g cm-3 |
| Orbital eccentricity | ||
| Orbital semimajor axis | 0.06560 ± 0.00040 | AU |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.176 ± 0.011 ( 1.97 ± 0.12 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 601 ± 13 | K |
| Reference of detailed study | 2018AJ....156..277L |
K2-126b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/08/27 John Southworth (Keele University, UK)