This page summarises the information held within TEPCat for the transiting system Kepler-189c. 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 10 15.53 | h m s |
| Declination | +44 18 18.0 | d m s |
| Right ascension (decimal) | 287.56471 | degrees |
| Declination (decimal) | 44.30500 | degrees |
| V-band apparent magnitude | 15.08 | mag |
| K-band apparent magnitude | 12.92 | mag |
| Transit duration | 0.1485 ( 3.564 ) | day hour |
| Transit depth | 0.10 | % |
| Time of mid-transit | 2455004.36552 ± 0.00159 | HJD or BJD |
| Orbital period | 20.134866 ± 0.000057 | days |
| Reference for orbital ephemeris | 2014ApJ...784...45R |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5235 ± 200 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.13 ± 0.50 | dex |
| Stellar mass | 0.849 | Msun |
| Stellar radius | 0.750 ± 0.376 | Rsun |
| Stellar logarithmic surface gravity | 4.619 ± 0.300 | c.g.s. |
| Stellar mean density | 2.839 ± 0.974 ( 4.0 ± 1.4 ) | ρsun g cm-3 |
| Orbital eccentricity | ||
| Orbital semimajor axis | AU | |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.212 ± 0.106 ( 2.4 ± 1.2 ) | 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-189c does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/08/27 John Southworth (Keele University, UK)