TEPCat: WASP-114


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-114. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2016A+A...593A.113B  
Date of discovery paper 2016 / 7 / 11 y / m / d
Right ascension 21 50 39.74 h m s
Declination +10 27 46.9 d m s
V-band apparent magnitude 12.74 mag
K-band apparent magnitude 11.07 mag
Transit duration 0.1159
( 2.782 )
day
hour
Transit depth 1.1 %
Time of mid-transit   2456667.73582 ± 0.00021     HJD or BJD
Orbital period 1.5487743 ± 0.0000011 days
Reference for orbital ephemeris   2016A+A...593A.113B  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5940 ± 140 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.14 ± 0.07 dex
Stellar mass 1.289 ± 0.053   Msun
Stellar radius 1.43 +0.060 −0.06 Rsun
Stellar logarithmic surface gravity 4.3 ± 0.1 c.g.s.
Stellar mean density 0.439 +0.050 −0.041
( 0.619 +0.071 −0.058 )
ρsun
g cm-3
Orbital eccentricity 0.012 +0.022 −0.009  
Orbital semimajor axis   0.02851 ± 0.00039  AU
Planetary mass 1.769 ± 0.064
( 562 ± 20 )
Mjup
Mearth
Planetary radius 1.339 ± 0.064
( 15.01 ± 0.72 )
Rjup
Rearth
Planetary surface gravity 22.5 +1.9 −1.8
3.35 +0.04 −0.04
m/s2
log(cgs)
Planetary mean density 0.73 ± 0.10
( 0.97 ± 0.13 )
ρjup
g cm-3
Planetary equilibrium temperature 2043 ± 58 K
Reference of detailed study 2016A+A...593A.113B  

 

WASP-114 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

WASP-114 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)