TEPCat: WASP-159


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-159. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:1803.02224  
Date of discovery paper 2018 / 3 / 7 y / m / d
Right ascension 04 32 32.76 h m s
Declination −38 58 06.0 d m s
V-band apparent magnitude 12.82 mag
K-band apparent magnitude 11.02 mag
Transit duration 0.2328
( 5.587 )
day
hour
Transit depth 0.5 %
Time of mid-transit   2457668.0849 ± 0.0009     HJD or BJD
Orbital period 3.840401 ± 0.000007 days
Reference for orbital ephemeris   arXiv:1803.02224  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6000 ± 150 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.22 ± 0.12 dex
Stellar mass 1.41 ± 0.12   Msun
Stellar radius 2.11 ± 0.10 Rsun
Stellar logarithmic surface gravity 3.94 ± 0.04 c.g.s.
Stellar mean density 0.15 ± 0.02
( 0.212 ± 0.028 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.18 −0.0  
Orbital semimajor axis   0.0538 ± 0.0015  AU
Planetary mass 0.55 ± 0.08
( 174 ± 25 )
Mjup
Mearth
Planetary radius 1.38 ± 0.09
( 15.5 ± 1.0 )
Rjup
Rearth
Planetary surface gravity 6.6 ± 1.1
2.82 ± 0.07
m/s2
log(cgs)
Planetary mean density 0.21 ± 0.04
( 0.279 ± 0.053 )
ρjup
g cm-3
Planetary equilibrium temperature 1850 ± 50 K
Reference of detailed study arXiv:1803.02224  

 

WASP-159 does not have an entry in the catalogue of orbital obliquity measurements.

 

WASP-159 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)