TEPCat: WASP-56


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-56. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2013A+A...551A..73F  
Date of discovery paper 2012 / 10 / 9 y / m / d
Right ascension 12 13 27.90 h m s
Declination +23 03 20.2 d m s
V-band apparent magnitude 12.17 mag
K-band apparent magnitude 10.53 mag
Transit duration 0.1484
( 3.562 )
day
hour
Transit depth 1.4 %
Time of mid-transit   2455730.799 ± 0.001     HJD or BJD
Orbital period 4.617101 ± 0.000003 days
Reference for orbital ephemeris   2013A+A...551A..73F  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5600 ± 100 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.12 ± 0.06 dex
Stellar mass 1.017 ± 0.024   Msun
Stellar radius 1.112 +0.026 −0.022 Rsun
Stellar logarithmic surface gravity 4.35 ± 0.02 c.g.s.
Stellar mean density 0.74 ± 0.04
( 1.044 ± 0.056 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.05458 ± 0.00041  AU
Planetary mass 0.571 +0.034 −0.035
( 181 +10 −11 )
Mjup
Mearth
Planetary radius 1.092 +0.035 −0.033
( 12.24 + 0.39 − 0.37 )
Rjup
Rearth
Planetary surface gravity 10.94 ± 0.92
3.04 ± 0.04
m/s2
log(cgs)
Planetary mean density 0.438 +0.048 −0.046
( 0.581 +0.064 −0.061 )
ρjup
g cm-3
Planetary equilibrium temperature 1216 +25 −24 K
Reference of detailed study 2013A+A...551A..73F  

 

WASP-56 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

WASP-56 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)