TEPCat: Kepler-23b


 

This page summarises the information held within TEPCat for the transiting planetary system Kepler-23b. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2012ApJ...750..113F  
Date of discovery paper 2012 / 1 / 27 y / m / d
Data/telescope used for discovery Kepler  
Right ascension 19 36 52.54 h m s
Declination +49 28 45.2 d m s
Right ascension (decimal) 294.21892 degrees
Declination (decimal) 49.47922 degrees
V-band apparent magnitude 13.61 mag
K-band apparent magnitude 11.99 mag
Transit duration 0.1990
( 4.776 )
day
hour
Transit depth 0.01 %
Time of mid-transit   2454971.31284 ± 0.00661     HJD or BJD
Orbital period 7.107163 ± 0.000075 days
Reference for orbital ephemeris   2014ApJ...784...45R  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5828 ± 100 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.05 ± 0.10 dex
Stellar mass 1.078 ± 0.077   Msun
Stellar radius 1.548 ± 0.048 Rsun
Stellar logarithmic surface gravity 4.091 ± 0.057 c.g.s.
Stellar mean density 0.291 ± 0.016
( 0.411 ± 0.023 )
ρsun
g cm-3
Orbital eccentricity 0.017 ± 0.019  
Orbital semimajor axis     AU
Planetary mass 0.0081 +0.0014 −0.0013
( 2.57 +0.45 −0.41 )
Mjup
Mearth
Planetary radius 0.1461 ± 0.0042
( 1.638 ± 0.047 )
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:2207.07456  

 

Kepler-23b does not have an entry in the catalogue of orbital obliquity measurements.

 

Kepler-23b has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2022/12/01           John Southworth   (Keele University, UK)