This page summarises the information held within TEPCat for the transiting planetary system Kepler-23b. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2012ApJ...750..113F | |
| Date of discovery paper | 2012 / 1 / 27 | y / m / d |
| Data/telescope used for discovery | Kepler | |
| Right ascension | 19 36 52.54 | h m s |
| Declination | +49 28 45.2 | d m s |
| Right ascension (decimal) | 294.21892 | degrees |
| Declination (decimal) | 49.47922 | degrees |
| V-band apparent magnitude | 13.61 | mag |
| K-band apparent magnitude | 11.99 | mag |
| Transit duration | 0.1990 ( 4.776 ) | day hour |
| Transit depth | 0.01 | % |
| Time of mid-transit | 2454971.31284 ± 0.00661 | HJD or BJD |
| Orbital period | 7.107163 ± 0.000075 | days |
| Reference for orbital ephemeris | 2014ApJ...784...45R |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5828 ± 100 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.05 ± 0.10 | dex |
| Stellar mass | 1.078 ± 0.077 | Msun |
| Stellar radius | 1.548 ± 0.048 | Rsun |
| Stellar logarithmic surface gravity | 4.091 ± 0.057 | c.g.s. |
| Stellar mean density | 0.291 ± 0.016 ( 0.411 ± 0.023 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.017 ± 0.019 | |
| Orbital semimajor axis | AU | |
| Planetary mass | 0.0081 +0.0014 −0.0013 ( 2.57 +0.45 −0.41 ) | Mjup Mearth |
| Planetary radius | 0.1461 ± 0.0042 ( 1.638 ± 0.047 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | 2023A+A...669A.117L |
Kepler-23b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/11/11 John Southworth (Keele University, UK)