TEPCat: WASP-131


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-131. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2017MNRAS.465.3693H  
Date of discovery paper 2016 / 4 / 15 y / m / d
Right ascension 14 00 46.44 h m s
Declination −30 35 00.8 d m s
V-band apparent magnitude 10.08 mag
K-band apparent magnitude 8.57 mag
Transit duration 0.1596
( 3.830 )
day
hour
Transit depth 0.6 %
Time of mid-transit   2456919.8236 ± 0.0004     HJD or BJD
Orbital period 5.322023 ± 0.000005 days
Reference for orbital ephemeris   2017MNRAS.465.3693H  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5950 ± 100 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.18 ± 0.08 dex
Stellar mass 1.002 ± 0.052   Msun
Stellar radius 1.526 ± 0.065 Rsun
Stellar logarithmic surface gravity 4.072 ± 0.033 c.g.s.
Stellar mean density 0.282 ± 0.032
( 0.398 ± 0.045 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.10 −0.0  
Orbital semimajor axis   0.0597 ± 0.0010  AU
Planetary mass 0.270 ± 0.018
( 85.8 ± 5.7 )
Mjup
Mearth
Planetary radius 1.204 ± 0.057
( 13.50 ± 0.64 )
Rjup
Rearth
Planetary surface gravity 4.62 ± 0.48
2.66 ± 0.04
m/s2
log(cgs)
Planetary mean density 0.145 ± 0.021
( 0.192 ± 0.028 )
ρjup
g cm-3
Planetary equilibrium temperature 1450 ± 36 K
Reference of detailed study arXiv:2001.08225  

 

WASP-131 does not have an entry in the catalogue of orbital obliquity measurements.

 

WASP-131 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2021/12/02           John Southworth   (Keele University, UK)