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   2454954.79834 ± 0.00047     HJD or BJD
Orbital period 6.23853555 ± 0.00000053 days
Reference for orbital ephemeris   2016ApJS..225....9H  

 

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 1.165 +0.027 −0.029   Msun
Stellar radius 1.316 +0.016 −0.015 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 0.0029 +0.0023 −0.0017  
Orbital semimajor axis   0.068  AU
Planetary mass 0.0275 +0.0079 −0.0073
( 8.7 +2.5 −2.3 )
Mjup
Mearth
Planetary radius 0.2452 +0.0034 −0.0031
( 2.748 +0.038 −0.035 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 1.75 +0.51 −0.46
( 2.32 +0.68 −0.61 )
ρjup
g cm-3
Planetary equilibrium temperature K
Reference of detailed study arXiv:1903.07186  

 

Kepler-25b does not have an entry in the catalogue of orbital obliquity measurements.

 

Kepler-25b has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2019/07/02           John Southworth   (Keele University, UK)