TEPCat: KELT-3


 

This page summarises the information held within TEPCat for the transiting planetary system KELT-3. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2013ApJ...773...64P  
Date of discovery paper 2012 / 11 / 7 y / m / d
Right ascension 09 54 34.39 h m s
Declination +40 23 17.0 d m s
V-band apparent magnitude 9.82 mag
K-band apparent magnitude 8.66 mag
Transit duration 0.11419
( 2.7406 )
day
hour
Transit depth 1.0 %
Time of mid-transit   2456023.459 ± 0.017     HJD or BJD
Orbital period 2.703390 ± 0.000010 days
Reference for orbital ephemeris   2013ApJ...773...64P  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6306 +50 −49 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.044 +0.080 −0.082 dex
Stellar mass 1.278 +0.062 −0.061   Msun
Stellar radius 1.472 +0.065 −0.067 Rsun
Stellar logarithmic surface gravity 4.209 +0.033 −0.031 c.g.s.
Stellar mean density 0.400 +0.050 −0.042
( 0.564 +0.071 −0.059 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.04122 +0.00066 −0.00067  AU
Planetary mass 1.477 +0.066 −0.064
( 469 +20 −20 )
Mjup
Mearth
Planetary radius 1.345 ± 0.072
( 15.08 ± 0.81 )
Rjup
Rearth
Planetary surface gravity 20.2 +2.2 −1.8
3.31 +0.04 −0.04
m/s2
log(cgs)
Planetary mean density 0.57 +0.09 −0.08
( 0.76 +0.12 −0.11 )
ρjup
g cm-3
Planetary equilibrium temperature 1811 +43 −44 K
Reference of detailed study 2013ApJ...773...64P  

 

KELT-3 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

KELT-3 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)