This page summarises the information held within TEPCat for the transiting system K2-245b. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2018AJ....156...78L | |
| Date of discovery paper | 2018 / 7 / 2 | y / m / d |
| Data/telescope used for discovery | K2 | |
| Right ascension | 12 20 43.60 | h m s |
| Declination | −01 35 27.2 | d m s |
| Right ascension (decimal) | 185.18167 | degrees |
| Declination (decimal) | -1.59089 | degrees |
| V-band apparent magnitude | 11.89 | mag |
| K-band apparent magnitude | 11.16 | mag |
| Transit duration | 0.2295 ( 5.508 ) | day hour |
| Transit depth | 0.10 | % |
| Time of mid-transit | 2457587.55240 ± 0.00180 | HJD or BJD |
| Orbital period | 11.8930700 ± 0.0006500 | days |
| Reference for orbital ephemeris | 2018AJ....156...78L |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5793 +66 −52 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.45 ± 0.02 | dex |
| Stellar mass | 0.830 +0.020 −0.010 | Msun |
| Stellar radius | 1.250 ± 0.030 | Rsun |
| Stellar logarithmic surface gravity | 4.160 ± 0.020 | c.g.s. |
| Stellar mean density | 0.500 +0.100 −0.200 ( 0.71 +0.14 −0.28 ) | ρsun g cm-3 |
| Orbital eccentricity | ||
| Orbital semimajor axis | 0.09590 ± 0.00060 | AU |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.387 +0.017 −0.012 ( 4.34 +0.19 −0.13 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 923 ± 14 | K |
| Reference of detailed study | 2018AJ....156...78L |
K2-245b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/08/27 John Southworth (Keele University, UK)