This page summarises the information held within TEPCat for the transiting system Kepler-198d. 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 22 41.55 | h m s |
| Declination | +38 41 27.6 | d m s |
| Right ascension (decimal) | 290.67313 | degrees |
| Declination (decimal) | 38.69100 | degrees |
| V-band apparent magnitude | 13.75 | mag |
| K-band apparent magnitude | 12.03 | mag |
| Transit duration | 0.0745 ( 1.788 ) | day hour |
| Transit depth | 0.02 | % |
| Time of mid-transit | 2454966.11058 ± 0.00100 | HJD or BJD |
| Orbital period | 1.3118430 ± 0.0000020 | days |
| Reference for orbital ephemeris | 2016ApJ...822...86M |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5636 +75 −64 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | 0.04 ± 0.10 | dex |
| Stellar mass | 0.970 +0.030 −0.090 | Msun |
| Stellar radius | 0.930 +0.050 −0.040 | Rsun |
| Stellar logarithmic surface gravity | 4.490 +0.030 −0.050 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | ||
| Orbital semimajor axis | AU | |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.128 +0.017 −0.009 ( 1.43 +0.19 −0.10 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 1562 | K |
| Reference of detailed study | 2016ApJ...822...86M |
Kepler-198d does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/08/27 John Southworth (Keele University, UK)