TEPCat: Kepler-452


 

This page summarises the information held within TEPCat for the transiting planetary system Kepler-452. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2015AJ....150...56J  
Date of discovery paper 2015 / 7 / 27 y / m / d
Right ascension 19 44 00.88 h m s
Declination +44 16 39.2 d m s
V-band apparent magnitude 13.58 mag
K-band apparent magnitude 11.85 mag
Transit duration 0.44
( 10.6 )
day
hour
Transit depth 0.02 %
Time of mid-transit   2455147.985 ± 0.017     HJD or BJD
Orbital period 384.843 ± 0.010 days
Reference for orbital ephemeris   2015AJ....150...56J  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5757 ± 85 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.21 ± 0.09 dex
Stellar mass 1.11 +0.15 −0.09   Msun
Stellar radius 1.037 +0.054 −0.047 Rsun
Stellar logarithmic surface gravity 4.32 ± 0.09 c.g.s.
Stellar mean density 0.60 +0.28 −0.13
( 0.85 +0.40 −0.18 )
ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis   1.046 +0.019 −0.015  AU
Planetary mass Mjup
Mearth
Planetary radius 0.145 +0.021 −0.018
( 1.63 +0.24 −0.20 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature 265 +15 −13 K
Reference of detailed study 2015AJ....150...56J  

 

Kepler-452 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

Kepler-452 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2017/12/11           John Southworth   (Keele University, UK)