TEPCat: WASP-133


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-133. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2016A+A...591A..55M  
Date of discovery paper 2016 / 2 / 5 y / m / d
Right ascension 20 58 18.07 h m s
Declination −35 47 47.6 d m s
V-band apparent magnitude 12.88 mag
K-band apparent magnitude 11.18 mag
Transit duration 0.1433
( 3.439 )
day
hour
Transit depth 0.9 %
Time of mid-transit   2457116.9874 ± 0.0002     HJD or BJD
Orbital period 2.1764237 ± 0.000001 days
Reference for orbital ephemeris   2016A+A...591A..55M  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5700 ± 100 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.29 ± 0.12 dex
Stellar mass 1.16 ± 0.08   Msun
Stellar radius 1.44 ± 0.05 Rsun
Stellar logarithmic surface gravity 4.18 ± 0.02 c.g.s.
Stellar mean density 0.39 ± 0.03
( 0.550 ± 0.042 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.17 −0.0  
Orbital semimajor axis   0.0345 ± 0.0007  AU
Planetary mass 1.16 ± 0.09
( 368 ± 28 )
Mjup
Mearth
Planetary radius 1.21 ± 0.05
( 13.56 ± 0.56 )
Rjup
Rearth
Planetary surface gravity 18.2 +1.8 −1.6
3.26 +0.04 −0.04
m/s2
log(cgs)
Planetary mean density 0.66 ± 0.07
( 0.875 ± 0.093 )
ρjup
g cm-3
Planetary equilibrium temperature 1790 ± 40 K
Reference of detailed study 2016A+A...591A..55M  

 

WASP-133 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

WASP-133 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)