TEPCat: Kepler-228d


 

This page summarises the information held within TEPCat for the transiting system Kepler-228d. 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 45 08.67 h m s
Declination +48 13 28.8 d m s
V-band apparent magnitude 15.90 mag
K-band apparent magnitude 14.13 mag
Transit duration 0.1913
( 4.591 )
day
hour
Transit depth 0.15 %
Time of mid-transit   2455004.20123 ± 0.00184     HJD or BJD
Orbital period 11.094286 ± 0.000036 days
Reference for orbital ephemeris   2014ApJ...784...45R  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6043 ± 200 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.07 ± 0.50 dex
Stellar mass 1.097   Msun
Stellar radius 1.014 ± 0.465 Rsun
Stellar logarithmic surface gravity 4.467 ± 0.300 c.g.s.
Stellar mean density 1.484 ± 0.447
( 2.09 ± 0.63 )
ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis     AU
Planetary mass Mjup
Mearth
Planetary radius 0.360 ± 0.165
( 4.0 ± 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 2014ApJ...784...45R  

 

Kepler-228d does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

Kepler-228d 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)