This page summarises the information held within TEPCat for the transiting planetary system K2-260. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2018MNRAS.481..596J | |
| Date of discovery paper | 2018 / 6 / 19 | y / m / d |
| Data/telescope used for discovery | K2 | |
| Right ascension | 05 07 28.16 | h m s |
| Declination | +16 52 03.8 | d m s |
| Right ascension (decimal) | 76.86733 | degrees |
| Declination (decimal) | 16.86772 | degrees |
| V-band apparent magnitude | 12.69 | mag |
| K-band apparent magnitude | 11.09 | mag |
| Transit duration | 0.17365 ( 4.1676 ) | day hour |
| Transit depth | 1.0 | % |
| Time of mid-transit | 2457894.284876 ± 0.000060 | HJD or BJD |
| Orbital period | 2.62669762 ± 0.00000066 | days |
| Reference for orbital ephemeris | 2023AJ....165..155T |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6367 ± 250 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.14 ± 0.15 | dex |
| Stellar mass | 1.39 +0.05 −0.06 | Msun |
| Stellar radius | 1.69 ± 0.03 | Rsun |
| Stellar logarithmic surface gravity | 4.15 | c.g.s. |
| Stellar mean density | 0.2841 ± 0.0071 ( 0.401 ± 0.010 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.0404 +0.0013 −0.0016 | AU |
| Planetary mass | 1.42 +0.31 −0.32 ( 451 +98 −101 ) | Mjup Mearth |
| Planetary radius | 1.552 +0.048 −0.057 ( 17.40 + 0.54 − 0.64 ) | Rjup Rearth |
| Planetary surface gravity | 14.6 +3.5 −3.0 3.16 +0.09 −0.10 | m/s2 log(cgs) |
| Planetary mean density | 0.38 ± 0.09 ( 0.50 ± 0.12 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1957 +78 −77 | K |
| Reference of detailed study | 2018MNRAS.481..596J |
K2-260 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/11/11 John Southworth (Keele University, UK)