This page summarises the information held within TEPCat for the transiting system Kepler-887b. 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 20 21.79 | h m s |
| Declination | +39 49 01.1 | d m s |
| Right ascension (decimal) | 290.09079 | degrees |
| Declination (decimal) | 39.81697 | degrees |
| V-band apparent magnitude | 13.57 | mag |
| K-band apparent magnitude | 12.24 | mag |
| Transit duration | 0.2592 ( 6.221 ) | day hour |
| Transit depth | 0.02 | % |
| Time of mid-transit | 2454979.98370 ± 0.00400 | HJD or BJD |
| Orbital period | 20.4222447 ± 0.0001080 | days |
| Reference for orbital ephemeris | 2016ApJ...822...86M |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6194 +62 −50 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | 0.08 ± 0.08 | dex |
| Stellar mass | 1.190 ± 0.050 | Msun |
| Stellar radius | 1.290 +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 | 0.159 +0.028 −0.022 ( 1.78 +0.31 −0.25 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 785 | K |
| Reference of detailed study | 2016ApJ...822...86M |
Kepler-887b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/08/27 John Southworth (Keele University, UK)