This page summarises the information held within TEPCat for the transiting system Kepler-1218b. 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 26 18.95 | h m s |
| Declination | +44 31 54.1 | d m s |
| Right ascension (decimal) | 291.57896 | degrees |
| Declination (decimal) | 44.53169 | degrees |
| V-band apparent magnitude | 13.69 | mag |
| K-band apparent magnitude | 12.18 | mag |
| Transit duration | 0.3417 ( 8.201 ) | day hour |
| Transit depth | 0.01 | % |
| Time of mid-transit | 2454966.66805 ± 0.00900 | HJD or BJD |
| Orbital period | 22.9221181 ± 0.0002580 | days |
| Reference for orbital ephemeris | 2016ApJ...822...86M |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5986 +91 −77 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.02 +0.10 −0.11 | dex |
| Stellar mass | 1.060 +0.050 −0.060 | Msun |
| Stellar radius | 1.100 +0.110 −0.080 | Rsun |
| Stellar logarithmic surface gravity | 4.380 +0.070 −0.080 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | ||
| Orbital semimajor axis | AU | |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.119 +0.019 −0.014 ( 1.33 +0.21 −0.16 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 684 | K |
| Reference of detailed study | 2016ApJ...822...86M |
Kepler-1218b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/08/27 John Southworth (Keele University, UK)