TEPCat: Kepler-399d


 

This page summarises the information held within TEPCat for the transiting system Kepler-399d. 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 58 00.42 h m s
Declination +40 40 14.9 d m s
V-band apparent magnitude 14.67 mag
K-band apparent magnitude 12.69 mag
Transit duration 0.2265
( 5.436 )
day
hour
Transit depth 0.08 %
Time of mid-transit   2454971.73323 ± 0.00419     HJD or BJD
Orbital period 58.034616 ± 0.000363 days
Reference for orbital ephemeris   2014ApJ...784...45R  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5502 ± 200 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.83 ± 0.50 dex
Stellar mass 0.701   Msun
Stellar radius 0.680 ± 0.363 Rsun
Stellar logarithmic surface gravity 4.620 ± 0.300 c.g.s.
Stellar mean density 3.145 ± 1.225
( 4.4 ± 1.7 )
ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis     AU
Planetary mass Mjup
Mearth
Planetary radius 0.169 ± 0.090
( 1.9 ± 1.0 )
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-399d does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

Kepler-399d has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2017/12/05           John Southworth   (Keele University, UK)