This page summarises the information held within TEPCat for the transiting system Kepler-157b. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2014ApJ...784...45R | |
| Date of discovery paper | 2014 / 3 / 20 | y / m / d |
| Data/telescope used for discovery | Kepler | |
| Right ascension | 19 24 23.33 | h m s |
| Declination | +38 52 32.2 | d m s |
| Right ascension (decimal) | 291.09721 | degrees |
| Declination (decimal) | 38.87561 | degrees |
| V-band apparent magnitude | 14.15 | mag |
| K-band apparent magnitude | 12.57 | mag |
| Transit duration | 0.0911 ( 2.186 ) | day hour |
| Transit depth | 0.02 | % |
| Time of mid-transit | 2454967.53020 ± 0.00205 | HJD or BJD |
| Orbital period | 1.732342 ± 0.000006 | days |
| Reference for orbital ephemeris | 2014ApJ...784...45R |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5774 ± 125 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.12 ± 0.10 | dex |
| Stellar mass | 0.958 | Msun |
| Stellar radius | 1.044 ± 0.200 | Rsun |
| Stellar logarithmic surface gravity | 4.389 ± 0.150 | c.g.s. |
| Stellar mean density | 1.188 ± 0.489 ( 1.68 ± 0.69 ) | ρsun g cm-3 |
| Orbital eccentricity | ||
| Orbital semimajor axis | AU | |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.118 ± 0.023 ( 1.32 ± 0.26 ) | 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-157b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/08/27 John Southworth (Keele University, UK)