TEPCat: Kepler-93b


 

This page summarises the information held within TEPCat for the transiting planetary system Kepler-93b. 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 19 25 40.39 h m s
Declination +38 40 20.5 d m s
V-band apparent magnitude 9.93 mag
K-band apparent magnitude 8.37 mag
Transit duration 0.1204
( 2.890 )
day
hour
Transit depth 0.026 %
Time of mid-transit   2454944.29227 ± 0.00013     HJD or BJD
Orbital period 4.72673978 ± 0.00000097 days
Reference for orbital ephemeris   2014ApJ...790...12B  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5669 ± 75 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.18 ± 0.10 dex
Stellar mass 0.919 ± 0.011   Msun
Stellar radius 0.911 ± 0.033 Rsun
Stellar logarithmic surface gravity 4.470 ± 0.004 c.g.s.
Stellar mean density 1.171 ± 0.004
( 1.6523 ± 0.0056 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.31 −0.0  
Orbital semimajor axis   0.053 ± 0.002  AU
Planetary mass 0.0126 ± 0.0021
( 4.01 ± 0.67 )
Mjup
Mearth
Planetary radius 0.1319 ± 0.0017
( 1.478 ± 0.019 )
Rjup
Rearth
Planetary surface gravity 18.2 +3.2 −2.7
3.26 +0.07 −0.07
m/s2
log(cgs)
Planetary mean density 5.19 ± 0.89
( 6.9 ± 1.2 )
ρjup
g cm-3
Planetary equilibrium temperature 1037 ± 13 K
Reference of detailed study 2015ApJ...800..135D  

 

Kepler-93b does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

Kepler-93b 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)