TEPCat: Kepler-408


 

This page summarises the information held within TEPCat for the transiting planetary system Kepler-408. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2014ApJS..210...20M  
Date of discovery paper 2014 / 1 / 20 y / m / d
Right ascension 18 59 08.69 h m s
Declination +48 25 23.6 d m s
V-band apparent magnitude 8.82 mag
K-band apparent magnitude 7.49 mag
Transit duration 0.051
( 1.22 )
day
hour
Transit depth 0.003 %
Time of mid-transit   2454965.6804 ± 0.0003     HJD or BJD
Orbital period 2.465024 ± 0.000005 days
Reference for orbital ephemeris   arXiv:1902.02057  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6088 ± 65 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.138 +0.043 −0.042 dex
Stellar mass 1.05 ± 0.04   Msun
Stellar radius 1.253 ± 0.051 Rsun
Stellar logarithmic surface gravity 4.318 +0.080 −0.089 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis     AU
Planetary mass Mjup
Mearth
Planetary radius 0.077 ± 0.004
( 0.863 ± 0.045 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature K
Reference of detailed study arXiv:1902.02057  

 

Entries in the catalogue of orbital obliquity measurements:
 
Reference λ (degrees)
Kamiaka et al. (2019)   −999   ±   -999  

 

 

Kepler-408 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2019/07/16           John Southworth   (Keele University, UK)