TEPCat: Kepler-25b


 

This page summarises the information held within TEPCat for the transiting planetary system Kepler-25b. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2012MNRAS.421.2342S  
Date of discovery paper 2012 / 1 / 27 y / m / d
Right ascension 19 06 33.21 h m s
Declination +39 29 16.4 d m s
V-band apparent magnitude 10.98 mag
K-band apparent magnitude 9.49 mag
Transit duration 0.120
( 2.88 )
day
hour
Transit depth 0.04 %
Time of mid-transit   2455071.7046 ± 0.0004     HJD or BJD
Orbital period 6.238559 ± 0.000007 days
Reference for orbital ephemeris   2013ApJS..204...24B  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6270 ± 79 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.04 ± 0.10 dex
Stellar mass 1.19 ± 0.06   Msun
Stellar radius 1.31 ± 0.02 Rsun
Stellar logarithmic surface gravity 4.278 ± 0.03 c.g.s.
Stellar mean density 0.53 ± 0.07
( 0.748 ± 0.099 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.068  AU
Planetary mass 0.030 ± 0.013
( 9.5 ± 4.1 )
Mjup
Mearth
Planetary radius 0.242 ± 0.004
( 2.713 ± 0.045 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 1.88 ± 0.83
( 2.5 ± 1.1 )
ρjup
g cm-3
Planetary equilibrium temperature K
Reference of detailed study 2014ApJS..210...20M  

 

Kepler-25b does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

Kepler-25b 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)