This page summarises the information held within TEPCat for the transiting system K2-246b. 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 06 31.13 | h m s |
| Declination | −01 09 38.0 | d m s |
| Right ascension (decimal) | 181.62971 | degrees |
| Declination (decimal) | -1.16056 | degrees |
| V-band apparent magnitude | 14.30 | mag |
| K-band apparent magnitude | 12.79 | mag |
| Transit duration | 0.1334 ( 3.202 ) | day hour |
| Transit depth | 0.12 | % |
| Time of mid-transit | 2457583.67610 ± 0.00640 | HJD or BJD |
| Orbital period | 5.7691800 ± 0.0008100 | days |
| Reference for orbital ephemeris | 2018AJ....156...78L |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5610 +32 −29 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.19 ± 0.03 | dex |
| Stellar mass | 0.870 ± 0.020 | Msun |
| Stellar radius | 0.940 ± 0.030 | Rsun |
| Stellar logarithmic surface gravity | 4.430 +0.040 −0.030 | c.g.s. |
| Stellar mean density | 0.500 +0.200 −0.300 ( 0.71 +0.28 −0.42 ) | ρsun g cm-3 |
| Orbital eccentricity | ||
| Orbital semimajor axis | 0.06020 ± 0.00040 | AU |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.311 +0.022 −0.019 ( 3.49 +0.25 −0.21 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 977 +19 −18 | K |
| Reference of detailed study | 2018AJ....156...78L |
K2-246b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/08/27 John Southworth (Keele University, UK)