TEPCat: WASP-134


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-134. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:1812.09264  
Date of discovery paper 2018 / 12 / 24 y / m / d
Right ascension 21 50 16.77 h m s
Declination +04 11 40.3 d m s
V-band apparent magnitude 11.25 mag
K-band apparent magnitude 9.41 mag
Transit duration 0.2218
( 5.323 )
day
hour
Transit depth 0.9 %
Time of mid-transit   2457201.03099 ± 0.00075     HJD or BJD
Orbital period 10.1467583 ± 0.0000080 days
Reference for orbital ephemeris   arXiv:1812.09264  

 

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])   +0.40 ± 0.07 dex
Stellar mass 1.131 ± 0.045   Msun
Stellar radius 1.175 ± 0.048 Rsun
Stellar logarithmic surface gravity 4.352 ± 0.029 c.g.s.
Stellar mean density 0.702 ± 0.063
( 0.991 ± 0.089 )
ρsun
g cm-3
Orbital eccentricity 0.1447 ± 0.0086  
Orbital semimajor axis   0.0956 ± 0.0025  AU
Planetary mass 1.412 ± 0.075
( 448 ± 23 )
Mjup
Mearth
Planetary radius 0.988 ± 0.057
( 11.07 ± 0.64 )
Rjup
Rearth
Planetary surface gravity 33.2 +2.7 −2.5
3.52 +0.03 −0.03
m/s2
log(cgs)
Planetary mean density 1.47 ± 0.18
( 1.95 ± 0.24 )
ρjup
g cm-3
Planetary equilibrium temperature 953 ± 22 K
Reference of detailed study arXiv:1812.09264  

 

Entries in the catalogue of orbital obliquity measurements:
 
Reference λ (degrees)
Anderson et al. (2018)   −43.7   ±   9.9  

 

 

WASP-134 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2019/07/16           John Southworth   (Keele University, UK)