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 1.06 ± 0.06   Msun
Stellar radius 1.53 ± 0.05 Rsun
Stellar logarithmic surface gravity 4.089 ± 0.026 c.g.s.
Stellar mean density 0.292 ± 0.026
( 0.412 ± 0.037 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.10 −0.0  
Orbital semimajor axis   0.0607 ± 0.0009  AU
Planetary mass 0.27 ± 0.02
( 85.8 ± 6.4 )
Mjup
Mearth
Planetary radius 1.22 ± 0.05
( 13.67 ± 0.56 )
Rjup
Rearth
Planetary surface gravity 4.17 +0.40 −0.37
2.62 +0.04 −0.04
m/s2
log(cgs)
Planetary mean density 0.15 ± 0.02
( 0.199 ± 0.027 )
ρjup
g cm-3
Planetary equilibrium temperature 1460 ± 30 K
Reference of detailed study 2017MNRAS.465.3693H  

 

WASP-131 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

WASP-131 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)