This page summarises the information held within TEPCat for the transiting planetary system Kepler-431d. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2015AJ....149...55E | |
| Date of discovery paper | 2014 / 11 / 14 | y / m / d |
| Data/telescope used for discovery | Kepler | |
| Right ascension | 18 44 26.96 | h m s |
| Declination | +43 13 40.1 | d m s |
| Right ascension (decimal) | 281.11233 | degrees |
| Declination (decimal) | 43.22781 | degrees |
| V-band apparent magnitude | 12.08 | mag |
| K-band apparent magnitude | 10.65 | mag |
| Transit duration | 0.2023 ( 4.855 ) | day hour |
| Transit depth | 0.004 | % |
| Time of mid-transit | 2455037.4610 ± 0.0088 | HJD or BJD |
| Orbital period | 11.92196 ± 0.00021 | days |
| Reference for orbital ephemeris | 2013ApJS..204...24B |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6004 ± 75 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.07 ± 0.10 | dex |
| Stellar mass | 1.092 +0.191 −0.109 | Msun |
| Stellar radius | 1.071 +0.059 −0.037 | Rsun |
| Stellar logarithmic surface gravity | c.g.s. | |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | ||
| Orbital semimajor axis | 0.1045 | AU |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.099 ( 1.1 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 856 | K |
| Reference of detailed study | 2015AJ....149...55E |
Kepler-431d does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/11/11 John Southworth (Keele University, UK)