This page summarises the information held within TEPCat for the transiting system Kepler-1457b. 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 | 18 55 04.94 | h m s |
| Declination | +42 01 38.0 | d m s |
| Right ascension (decimal) | 283.77058 | degrees |
| Declination (decimal) | 42.02722 | degrees |
| V-band apparent magnitude | 14.19 | mag |
| K-band apparent magnitude | 12.54 | mag |
| Transit duration | 0.3213 ( 7.711 ) | day hour |
| Transit depth | 0.03 | % |
| Time of mid-transit | 2454976.77855 ± 0.00700 | HJD or BJD |
| Orbital period | 51.1104797 ± 0.0004344 | days |
| Reference for orbital ephemeris | 2016ApJ...822...86M |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5866 +137 −120 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.05 +0.15 −0.19 | dex |
| Stellar mass | 1.010 ± 0.070 | Msun |
| Stellar radius | 1.010 +0.150 −0.100 | Rsun |
| Stellar logarithmic surface gravity | 4.430 +0.070 −0.120 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | ||
| Orbital semimajor axis | AU | |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.143 +0.040 −0.012 ( 1.60 +0.45 −0.13 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 478 | K |
| Reference of detailed study | 2016ApJ...822...86M |
Kepler-1457b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/08/27 John Southworth (Keele University, UK)