TEPCat: KELT-15


 

This page summarises the information held within TEPCat for the transiting planetary system KELT-15. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2016AJ....151..138R  
Date of discovery paper 2015 / 10 / 1 y / m / d
Right ascension 07 49 39.61 h m s
Declination −52 07 13.6 d m s
V-band apparent magnitude 11.44 mag
K-band apparent magnitude 9.85 mag
Transit duration 0.1719
( 4.126 )
day
hour
Transit depth 1.2 %
Time of mid-transit   2457029.1663 ± 0.0076     HJD or BJD
Orbital period 3.329441 ± 0.000016 days
Reference for orbital ephemeris   2016AJ....151..138R  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6003 +56 −52 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.047 ± 0.032 dex
Stellar mass 1.181 +0.051 −0.050   Msun
Stellar radius 1.481 +0.091 −0.041 Rsun
Stellar logarithmic surface gravity 4.234 +0.045 −0.041 c.g.s.
Stellar mean density 0.457 +0.078 −0.061
( 0.645 +0.110 −0.086 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.39 −0.0  
Orbital semimajor axis   0.04613 ± 0.00065  AU
Planetary mass 1.196 ± 0.072
( 380 ± 22 )
Mjup
Mearth
Planetary radius 1.52 +0.12 −0.11
( 17.0 + 1.3 − 1.2 )
Rjup
Rearth
Planetary surface gravity 12.8 +2.1 −1.8
3.11 +0.07 −0.07
m/s2
log(cgs)
Planetary mean density 0.317 +0.083 −0.063
( 0.421 +0.110 −0.084 )
ρjup
g cm-3
Planetary equilibrium temperature 1904 ± 54 K
Reference of detailed study 2016AJ....151..138R  

 

KELT-15 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

KELT-15 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)