TEPCat: Kepler-189b


 

This page summarises the information held within TEPCat for the transiting system Kepler-189b. 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 10 15.53 h m s
Declination +44 18 18.0 d m s
V-band apparent magnitude 15.08 mag
K-band apparent magnitude 12.92 mag
Transit duration 0.1424
( 3.418 )
day
hour
Transit depth 0.03 %
Time of mid-transit   2454974.51092 ± 0.00438     HJD or BJD
Orbital period 10.399931 ± 0.000085 days
Reference for orbital ephemeris   2014ApJ...784...45R  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5235 ± 200 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.13 ± 0.50 dex
Stellar mass 0.849   Msun
Stellar radius 0.750 ± 0.376 Rsun
Stellar logarithmic surface gravity 4.619 ± 0.300 c.g.s.
Stellar mean density 2.839 ± 0.974
( 4.0 ± 1.4 )
ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis     AU
Planetary mass Mjup
Mearth
Planetary radius 0.108 ± 0.054
( 1.21 ± 0.61 )
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-189b does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

Kepler-189b 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)