TEPCat: WASP-84


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-84. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2014MNRAS.445.1114A  
Date of discovery paper 2013 / 10 / 22 y / m / d
Right ascension 08 44 25.71 h m s
Declination +01 51 36.0 d m s
V-band apparent magnitude 10.83 mag
K-band apparent magnitude 8.86 mag
Transit duration 0.11536
( 2.7686 )
day
hour
Transit depth 1.8 %
Time of mid-transit   2456448.052286 ± 0.000069     HJD or BJD
Orbital period 8.5234962 ± 0.0000037 days
Reference for orbital ephemeris   2015ApJ...800L...9A  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5280 ± 80 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.09 ± 0.12 dex
Stellar mass 0.853 ± 0.058   Msun
Stellar radius 0.768 ± 0.019 Rsun
Stellar logarithmic surface gravity 4.598 ± 0.012 c.g.s.
Stellar mean density 1.882 ± 0.049
( 2.656 ± 0.069 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.045 −0.0  
Orbital semimajor axis   0.0775 ± 0.0017  AU
Planetary mass 0.687 ± 0.033
( 218 ± 10 )
Mjup
Mearth
Planetary radius 0.976 ± 0.025
( 10.94 ± 0.28 )
Rjup
Rearth
Planetary surface gravity 16.52 ± 0.46
3.22 ± 0.01
m/s2
log(cgs)
Planetary mean density 0.741 ± 0.034
( 0.983 ± 0.045 )
ρjup
g cm-3
Planetary equilibrium temperature 833 ± 13 K
Reference of detailed study 2015ApJ...800L...9A  

 

Entries in the catalogue of Rossiter-McLaughlin measurements:
 
Reference λ (degrees)
Anderson et al. (2015)   −0.3   ±   1.7  

 

 

WASP-84 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)