TEPCat: Kepler-218b


 

This page summarises the information held within TEPCat for the transiting system Kepler-218b. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2014ApJ...784...45R  
Date of discovery paper 2014 / 3 / 20 y / m / d
Right ascension 19 41 39.07 h m s
Declination +46 15 59.3 d m s
V-band apparent magnitude 14.13 mag
K-band apparent magnitude 12.31 mag
Transit duration 0.1256
( 3.014 )
day
hour
Transit depth 0.02 %
Time of mid-transit   2454968.43801 ± 0.00183     HJD or BJD
Orbital period 3.619337 ± 0.000011 days
Reference for orbital ephemeris   2014ApJ...784...45R  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5502 ± 74 K
Stellar metal abundance ([Fe/H] or [M/H])   0.37 ± 0.07 dex
Stellar mass 1.011   Msun
Stellar radius 1.063 ± 0.083 Rsun
Stellar logarithmic surface gravity 4.391 ± 0.060 c.g.s.
Stellar mean density 1.188 ± 0.248
( 1.68 ± 0.35 )
ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis     AU
Planetary mass Mjup
Mearth
Planetary radius 0.132 ± 0.011
( 1.48 ± 0.12 )
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-218b does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

Kepler-218b has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2017/12/15           John Southworth   (Keele University, UK)