This page summarises the information held within TEPCat for the transiting system K2-283b. 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 52 46.65 | h m s |
| Declination | +09 41 34.5 | d m s |
| Right ascension (decimal) | 13.19437 | degrees |
| Declination (decimal) | 9.69292 | degrees |
| V-band apparent magnitude | 13.88 | mag |
| K-band apparent magnitude | 11.98 | mag |
| Transit duration | 0.0801 ( 1.922 ) | day hour |
| Transit depth | 0.15 | % |
| Time of mid-transit | 2457394.90901 ± 0.00121 | HJD or BJD |
| Orbital period | 1.9210360 ± 0.0000510 | days |
| Reference for orbital ephemeris | 2018AJ....156..277L |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5060 ± 70 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | 0.28 ± 0.05 | dex |
| Stellar mass | 0.890 ± 0.030 | Msun |
| Stellar radius | 0.820 ± 0.010 | Rsun |
| Stellar logarithmic surface gravity | 4.560 ± 0.020 | c.g.s. |
| Stellar mean density | 2.029 +0.720 −0.582 ( 2.86 +1.02 −0.82 ) | ρsun g cm-3 |
| Orbital eccentricity | ||
| Orbital semimajor axis | 0.02910 ± 0.00030 | AU |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.314 ± 0.014 ( 3.52 ± 0.16 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 1186 ± 20 | K |
| Reference of detailed study | 2018AJ....156..277L |
K2-283b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/08/27 John Southworth (Keele University, UK)