TEPCat: WASP-90


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-90. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2016A+A...585A.126W  
Date of discovery paper 2013 / 10 / 22 y / m / d
Right ascension 21 02 07.70 h m s
Declination +07 03 23.7 d m s
V-band apparent magnitude 11.69 mag
K-band apparent magnitude 10.25 mag
Transit duration 0.1398
( 3.355 )
day
hour
Transit depth 0.6 %
Time of mid-transit   2456235.5639 ± 0.0005     HJD or BJD
Orbital period 3.916243 ± 0.000003 days
Reference for orbital ephemeris   2016A+A...585A.126W  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6440 ± 130 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.11 ± 0.14 dex
Stellar mass 1.55 ± 0.10   Msun
Stellar radius 1.98 ± 0.09 Rsun
Stellar logarithmic surface gravity 4.033 ± 0.029 c.g.s.
Stellar mean density 0.20 ± 0.02
( 0.282 ± 0.028 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.5 −0.0  
Orbital semimajor axis   0.0562 ± 0.0012  AU
Planetary mass 0.63 ± 0.07
( 200 ± 22 )
Mjup
Mearth
Planetary radius 1.63 ± 0.09
( 18.3 ± 1.0 )
Rjup
Rearth
Planetary surface gravity 5.37 +0.80 −0.69
2.73 +0.06 −0.06
m/s2
log(cgs)
Planetary mean density 0.145 ± 0.027
( 0.192 ± 0.036 )
ρjup
g cm-3
Planetary equilibrium temperature 1840 ± 50 K
Reference of detailed study 2016A+A...585A.126W  

 

WASP-90 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

WASP-90 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2017/12/12           John Southworth   (Keele University, UK)