TEPCat: Kepler-284b


 

This page summarises the information held within TEPCat for the transiting system Kepler-284b. 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 32 35.16 h m s
Declination +47 43 46.7 d m s
V-band apparent magnitude 16.01 mag
K-band apparent magnitude 14.07 mag
Transit duration 0.1175
( 2.820 )
day
hour
Transit depth 0.08 %
Time of mid-transit   2455017.98515 ± 0.00361     HJD or BJD
Orbital period 12.699149 ± 0.000071 days
Reference for orbital ephemeris   2014ApJ...784...45R  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5615 ± 200 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.14 ± 0.50 dex
Stellar mass 0.918   Msun
Stellar radius 0.814 ± 0.356 Rsun
Stellar logarithmic surface gravity 4.580 ± 0.300 c.g.s.
Stellar mean density 2.402 ± 0.844
( 3.4 ± 1.2 )
ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis     AU
Planetary mass Mjup
Mearth
Planetary radius 0.200 ± 0.087
( 2.24 ± 0.98 )
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-284b does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

Kepler-284b 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)