TEPCat: Kepler-226d


 

This page summarises the information held within TEPCat for the transiting system Kepler-226d. 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 29 30.27 h m s
Declination +47 52 51.6 d m s
V-band apparent magnitude 15.61 mag
K-band apparent magnitude 13.63 mag
Transit duration 0.1541
( 3.698 )
day
hour
Transit depth 0.02 %
Time of mid-transit   2454965.80333 ± 0.00751     HJD or BJD
Orbital period 8.109044 ± 0.000094 days
Reference for orbital ephemeris   2014ApJ...784...45R  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5571 ± 200 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.14 ± 0.50 dex
Stellar mass 0.902   Msun
Stellar radius 0.802 ± 0.318 Rsun
Stellar logarithmic surface gravity 4.586 ± 0.300 c.g.s.
Stellar mean density 2.467 ± 0.851
( 3.5 ± 1.2 )
ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis     AU
Planetary mass Mjup
Mearth
Planetary radius 0.109 ± 0.044
( 1.22 ± 0.49 )
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-226d does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

Kepler-226d has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2017/12/11           John Southworth   (Keele University, UK)