TEPCat: Kepler-240b


 

This page summarises the information held within TEPCat for the transiting system Kepler-240b. 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 24 38.11 h m s
Declination +40 45 01.0 d m s
V-band apparent magnitude 15.91 mag
K-band apparent magnitude 13.46 mag
Transit duration 0.0987
( 2.369 )
day
hour
Transit depth 0.04 %
Time of mid-transit   2454968.92658 ± 0.00337     HJD or BJD
Orbital period 4.144495 ± 0.000026 days
Reference for orbital ephemeris   2014ApJ...784...45R  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 4985 ± 200 K
Stellar metal abundance ([Fe/H] or [M/H])   0.09 ± 0.50 dex
Stellar mass 0.839   Msun
Stellar radius 0.739 ± 0.299 Rsun
Stellar logarithmic surface gravity 4.626 ± 0.300 c.g.s.
Stellar mean density 2.932 ± 1.028
( 4.1 ± 1.5 )
ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis     AU
Planetary mass Mjup
Mearth
Planetary radius 0.122 ± 0.050
( 1.37 ± 0.56 )
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-240b does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

Kepler-240b 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)