This page summarises the information held within TEPCat for the transiting planetary system Kepler-223d. 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 53 16.41 | h m s |
| Declination | +47 16 46.2 | d m s |
| Right ascension (decimal) | 298.31837 | degrees |
| Declination (decimal) | 47.27950 | degrees |
| V-band apparent magnitude | 15.54 | mag |
| K-band apparent magnitude | 13.63 | mag |
| Transit duration | 0.2486 ( 5.966 ) | day hour |
| Transit depth | 0.08 | % |
| Time of mid-transit | 2455009.76379 ± 0.00376 | HJD or BJD |
| Orbital period | 14.78869 ± 0.00029 | days |
| Reference for orbital ephemeris | 2016Natur.533..509M |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5821 ± 123 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.060 ± 0.047 | dex |
| Stellar mass | 1.125 ± 0.094 | Msun |
| Stellar radius | 1.72 +0.07 −0.14 | Rsun |
| Stellar logarithmic surface gravity | 4.070 ± 0.096 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | 0.037 +0.018 −0.017 | |
| Orbital semimajor axis | AU | |
| Planetary mass | 0.0252 +0.0047 −0.0041 ( 8.0 +1.5 −1.3 ) | Mjup Mearth |
| Planetary radius | 0.467 +0.023 −0.040 ( 5.23 +0.26 −0.45 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 0.23 +0.09 −0.051 ( 0.305 +0.119 −0.068 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | 2016Natur.533..509M |
Kepler-223d does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)