TEPCat: Kepler-172b


 

This page summarises the information held within TEPCat for the transiting system Kepler-172b. 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 18 53 28.42 h m s
Declination +41 49 18.7 d m s
V-band apparent magnitude 14.70 mag
K-band apparent magnitude 12.79 mag
Transit duration 0.1081
( 2.594 )
day
hour
Transit depth 0.05 %
Time of mid-transit   2455002.90340 ± 0.00119     HJD or BJD
Orbital period 2.940309 ± 0.000007 days
Reference for orbital ephemeris   2014ApJ...784...45R  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5526 ± 100 K
Stellar metal abundance ([Fe/H] or [M/H])   0.26 ± 0.10 dex
Stellar mass 0.995   Msun
Stellar radius 1.085 ± 0.191 Rsun
Stellar logarithmic surface gravity 4.375 ± 0.150 c.g.s.
Stellar mean density 1.099 ± 0.454
( 1.55 ± 0.64 )
ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis     AU
Planetary mass Mjup
Mearth
Planetary radius 0.210 ± 0.037
( 2.35 ± 0.41 )
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-172b does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

Kepler-172b 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)