TEPCat: Kepler-427


 

This page summarises the information held within TEPCat for the transiting planetary system Kepler-427. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2014A+A...572A..93H  
Date of discovery paper 2014 / 10 / 1 y / m / d
Right ascension 19 13 01.10 h m s
Declination +43 42 17.5 d m s
V-band apparent magnitude 14.31 mag
K-band apparent magnitude 12.78 mag
Transit duration 0.1786
( 4.286 )
day
hour
Transit depth 1.0 %
Time of mid-transit   2454970.02207 ± 0.00009     HJD or BJD
Orbital period 10.2909940 ± 0.0000011 days
Reference for orbital ephemeris   2014A+A...572A..93H  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5800 ± 70 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.19 ± 0.07 dex
Stellar mass 0.96 ± 0.06   Msun
Stellar radius 1.35 ± 0.20 Rsun
Stellar logarithmic surface gravity 4.14 ± 0.12 c.g.s.
Stellar mean density 0.28 ± 0.14
( 0.40 ± 0.20 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.57 −0.0  
Orbital semimajor axis   0.091 +0.010 −0.01  AU
Planetary mass 0.29 ± 0.09
( 92 ± 28 )
Mjup
Mearth
Planetary radius 1.23 ± 0.21
( 13.8 ± 2.4 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 0.12 ± 0.11
( 0.16 ± 0.15 )
ρjup
g cm-3
Planetary equilibrium temperature 1100 ± 70 K
Reference of detailed study 2014A+A...572A..93H  

 

Kepler-427 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

Kepler-427 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)