TEPCat: Kepler-418


 

This page summarises the information held within TEPCat for the transiting planetary system Kepler-418. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2014A+A...567A..14T  
Date of discovery paper 2014 / 5 / 22 y / m / d
Right ascension 19 37 44.04 h m s
Declination +38 21 19.6 d m s
V-band apparent magnitude 14.84 mag
K-band apparent magnitude 13.10 mag
Transit duration 0.4214
( 10.114 )
day
hour
Transit depth 0.9 %
Time of mid-transit   2455008.59734 ± 0.00068     HJD or BJD
Orbital period 86.67857 ± 0.00008 days
Reference for orbital ephemeris   2014A+A...567A..14T  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5820 ± 100 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.05 ± 0.10 dex
Stellar mass 0.98 ± 0.08   Msun
Stellar radius 1.09 ± 0.14 Rsun
Stellar logarithmic surface gravity 4.35 ± 0.10 c.g.s.
Stellar mean density 1.15 +0.53 −0.34
( 1.62 +0.75 −0.48 )
ρsun
g cm-3
Orbital eccentricity 0.22 ± 0.12  
Orbital semimajor axis     AU
Planetary mass 0.0 +0.88 −0.0
( 0 +279 −0 )
Mjup
Mearth
Planetary radius 1.20 ± 0.16
( 13.5 ± 1.8 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature K
Reference of detailed study 2014A+A...567A..14T  

 

Kepler-418 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

Kepler-418 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


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