TEPCat: Kepler-89e


 

This page summarises the information held within TEPCat for the transiting planetary system Kepler-89e. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2013ApJ...768...14W  
Date of discovery paper 2013 / 3 / 10 y / m / d
Right ascension 19 49 19.93 h m s
Declination +41 53 28.0 d m s
V-band apparent magnitude 12.33 mag
K-band apparent magnitude 10.93 mag
Transit duration 0.37
( 8.9 )
day
hour
Transit depth 0.20 %
Time of mid-transit   2454994.2379 ± 0.0012     HJD or BJD
Orbital period 54.32031 ± 0.00012 days
Reference for orbital ephemeris   2013ApJ...768...14W  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6182 ± 82 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.02 ± 0.02 dex
Stellar mass 1.277 ± 0.050   Msun
Stellar radius 1.52 ± 0.14 Rsun
Stellar logarithmic surface gravity 4.181 ± 0.066 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity 0.019 +0.23 −0.019  
Orbital semimajor axis   0.3046 ± 0.0040  AU
Planetary mass 0.110 +0.057 −0.088
( 34 +18 −27 )
Mjup
Mearth
Planetary radius 0.585 ± 0.055
( 6.56 ± 0.62 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 0.45 +0.19 −0.42
( 0.60 +0.25 −0.56 )
ρjup
g cm-3
Planetary equilibrium temperature 584 K
Reference of detailed study 2013ApJ...768...14W  

 

Kepler-89e does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

Kepler-89e 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)