TEPCat: Kepler-256c


 

This page summarises the information held within TEPCat for the transiting system Kepler-256c. 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 30 19.31 h m s
Declination +46 05 50.6 d m s
V-band apparent magnitude 15.22 mag
K-band apparent magnitude 13.42 mag
Transit duration 0.1095
( 2.628 )
day
hour
Transit depth 0.03 %
Time of mid-transit   2455003.53221 ± 0.00252     HJD or BJD
Orbital period 3.388020 ± 0.000016 days
Reference for orbital ephemeris   2014ApJ...784...45R  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5551 ± 111 K
Stellar metal abundance ([Fe/H] or [M/H])   0.17 ± 0.10 dex
Stellar mass 1.028   Msun
Stellar radius 1.301 ± 0.316 Rsun
Stellar logarithmic surface gravity 4.223 ± 0.190 c.g.s.
Stellar mean density 0.659 ± 0.486
( 0.93 ± 0.69 )
ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis     AU
Planetary mass Mjup
Mearth
Planetary radius 0.192 ± 0.047
( 2.15 ± 0.53 )
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-256c does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

Kepler-256c 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)