This page summarises the information held within TEPCat for the transiting system Kepler-31c. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2012ApJ...750..114F | |
| Date of discovery paper | 2012 / 1 / 27 | y / m / d |
| Right ascension | 19 36 05.52 | h m s |
| Declination | +45 51 11.1 | d m s |
| V-band apparent magnitude | 15.35 | mag |
| K-band apparent magnitude | 13.87 | mag |
| Transit duration | 0.2690 ( 6.456 ) | day hour |
| Transit depth | 0.17 | % |
| Time of mid-transit | 2454974.18497 ± 0.00209 | HJD or BJD |
| Orbital period | 42.632728 ± 0.000162 | days |
| Reference for orbital ephemeris | 2014ApJ...784...45R |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6034 ± 168 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.28 ± 0.10 | dex |
| Stellar mass | 1.018 | Msun |
| Stellar radius | 1.306 ± 0.302 | Rsun |
| Stellar logarithmic surface gravity | 4.219 ± 0.160 | c.g.s. |
| Stellar mean density | 0.645 ± 0.406 ( 0.91 ± 0.57 ) | ρsun g cm-3 |
| Orbital eccentricity | ||
| Orbital semimajor axis | 0.26 | AU |
| Planetary mass | 0.0 +6.8 −0.0 ( 0 +2161 −0 ) | Mjup Mearth |
| Planetary radius | 0.504 ± 0.118 ( 5.6 ± 1.3 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | 2014ApJ...784...45R |
Kepler-31c does not have an entry in the catalogue of Rossiter-McLaughlin measurements.
Kepler-31c has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.
Page generated on 2017/08/14 John Southworth (Keele University, UK)