TEPCat: KELT-11


 

This page summarises the information held within TEPCat for the transiting planetary system KELT-11. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2017AJ....153..215P  
Date of discovery paper 2016 / 7 / 7 y / m / d
Right ascension 10 46 49.74 h m s
Declination −09 23 56.5 d m s
V-band apparent magnitude 8.03 mag
K-band apparent magnitude 6.12 mag
Transit duration 0.2974
( 7.138 )
day
hour
Transit depth 0.22 %
Time of mid-transit   2457483.4310 ± 0.0007     HJD or BJD
Orbital period 4.73610 ± 0.00003 days
Reference for orbital ephemeris   2017AJ....154...25B  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5375 ± 25 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.17 ± 0.07 dex
Stellar mass 1.44 ± 0.07   Msun
Stellar radius 2.69 ± 0.04 Rsun
Stellar logarithmic surface gravity 3.7 ± 0.1 c.g.s.
Stellar mean density 0.074 ± 0.002
( 0.1044 ± 0.0028 )
ρsun
g cm-3
Orbital eccentricity 0.007 +0.002 −0.006  
Orbital semimajor axis   0.06229 +0.00088 −0.00076  AU
Planetary mass 0.171 ± 0.015
( 54.4 ± 4.8 )
Mjup
Mearth
Planetary radius 1.35 ± 0.10
( 15.1 ± 1.1 )
Rjup
Rearth
Planetary surface gravity 2.55 +0.52 −0.46
2.41 +0.08 −0.09
m/s2
log(cgs)
Planetary mean density 0.070 +0.021 −0.018
( 0.093 +0.028 −0.024 )
ρjup
g cm-3
Planetary equilibrium temperature 1712 +51 −46 K
Reference of detailed study 2017AJ....154...25B  

 

KELT-11 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

KELT-11 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)