TEPCat: WASP-13


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-13. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2009A+A...502..391S  
Date of discovery paper 2009 / 5 / 19 y / m / d
Right ascension 09 20 24.70 h m s
Declination +33 52 56.5 d m s
V-band apparent magnitude 10.51 mag
K-band apparent magnitude 9.12 mag
Transit duration 0.1668
( 4.003 )
day
hour
Transit depth 0.9 %
Time of mid-transit   2455575.5136 ± 0.0016     HJD or BJD
Orbital period 4.353011 ± 0.000013 days
Reference for orbital ephemeris   2012MNRAS.419.1248B  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6025 ± 21 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.11 ± 0.05 dex
Stellar mass 1.22 ± 0.12   Msun
Stellar radius 1.657 ± 0.079 Rsun
Stellar logarithmic surface gravity 4.086 ± 0.033 c.g.s.
Stellar mean density 0.268 ± 0.029
( 0.378 ± 0.041 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.0557 ± 0.0018  AU
Planetary mass 0.512 ± 0.060
( 162 ± 19 )
Mjup
Mearth
Planetary radius 1.528 ± 0.084
( 17.13 ± 0.94 )
Rjup
Rearth
Planetary surface gravity 5.44 ± 0.73
2.74 ± 0.05
m/s2
log(cgs)
Planetary mean density 0.134 ± 0.023
( 0.178 ± 0.031 )
ρjup
g cm-3
Planetary equilibrium temperature 1531 ± 37 K
Reference of detailed study 2012MNRAS.426.1291S  

 

Entries in the catalogue of Rossiter-McLaughlin measurements:
 
Reference λ (degrees)
Brothwell et al. (2014)   8   + 13   - 12  

 

 

WASP-13 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)