This page summarises the information held within TEPCat for the transiting system K2-282b. 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 | 00 53 43.68 | h m s |
| Declination | +07 59 43.1 | d m s |
| Right ascension (decimal) | 13.43200 | degrees |
| Declination (decimal) | 7.99531 | degrees |
| V-band apparent magnitude | 13.56 | mag |
| K-band apparent magnitude | 12.00 | mag |
| Transit duration | 0.1163 ( 2.791 ) | day hour |
| Transit depth | 0.08 | % |
| Time of mid-transit | 2457394.99930 ± 0.00347 | HJD or BJD |
| Orbital period | 4.1698360 ± 0.0002790 | days |
| Reference for orbital ephemeris | 2018AJ....156..277L |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5523 ± 82 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | 0.15 ± 0.06 | dex |
| Stellar mass | 0.950 ± 0.040 | Msun |
| Stellar radius | 0.940 ± 0.020 | Rsun |
| Stellar logarithmic surface gravity | 4.470 ± 0.030 | c.g.s. |
| Stellar mean density | 1.023 +0.468 −0.355 ( 1.44 +0.66 −0.50 ) | ρsun g cm-3 |
| Orbital eccentricity | ||
| Orbital semimajor axis | 0.04990 +0.00060 −0.00070 | AU |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.252 ± 0.012 ( 2.82 ± 0.13 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 1057 ± 20 | K |
| Reference of detailed study | 2018AJ....156..277L |
K2-282b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/08/27 John Southworth (Keele University, UK)