This page summarises the information held within TEPCat for the transiting system Kepler-458c. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2016ApJ...822...86M | |
| Date of discovery paper | 2016 / 5 / 10 | y / m / d |
| Data/telescope used for discovery | Kepler | |
| Right ascension | 19 48 10.89 | h m s |
| Declination | +46 19 43.3 | d m s |
| Right ascension (decimal) | 297.04538 | degrees |
| Declination (decimal) | 46.32869 | degrees |
| V-band apparent magnitude | 14.10 | mag |
| K-band apparent magnitude | 12.50 | mag |
| Transit duration | 0.4331 ( 10.394 ) | day hour |
| Transit depth | 0.10 | % |
| Time of mid-transit | 2454975.80003 ± 0.00100 | HJD or BJD |
| Orbital period | 20.7402864 ± 0.0000296 | days |
| Reference for orbital ephemeris | 2016ApJ...822...86M |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6227 +84 −81 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | 0.02 ± 0.08 | dex |
| Stellar mass | 1.180 +0.060 −0.070 | Msun |
| Stellar radius | 1.280 +0.190 −0.120 | Rsun |
| Stellar logarithmic surface gravity | 4.290 +0.080 −0.100 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | ||
| Orbital semimajor axis | AU | |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.378 +0.067 −0.051 ( 4.24 +0.75 −0.57 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 798 | K |
| Reference of detailed study | 2016ApJ...822...86M |
Kepler-458c does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/08/27 John Southworth (Keele University, UK)