TEPCat: WASP-15


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-15. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2009AJ....137.4834W  
Date of discovery paper 2009 / 2 / 17 y / m / d
Right ascension 13 55 42.71 h m s
Declination −32 09 34.6 d m s
V-band apparent magnitude 10.92 mag
K-band apparent magnitude 9.69 mag
Transit duration 0.1547
( 3.713 )
day
hour
Transit depth 1.2 %
Time of mid-transit   2454584.69859 ± 0.00029     HJD or BJD
Orbital period 3.75209748 ± 0.00000081 days
Reference for orbital ephemeris   2013MNRAS.434.1300S  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6573 ± 70 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.09 ± 0.04 dex
Stellar mass 1.305 ± 0.051   Msun
Stellar radius 1.522 ± 0.044 Rsun
Stellar logarithmic surface gravity 4.189 ± 0.021 c.g.s.
Stellar mean density 0.370 ± 0.027
( 0.522 ± 0.038 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.05165 ± 0.00067  AU
Planetary mass 0.592 ± 0.019
( 188.19 ± 6.04 )
Mjup
Mearth
Planetary radius 1.408 ± 0.046
( 15.78 ± 0.52 )
Rjup
Rearth
Planetary surface gravity 7.39 ± 0.46
2.87 ± 0.03
m/s2
log(cgs)
Planetary mean density 0.198 ± 0.018
( 0.263 ± 0.024 )
ρjup
g cm-3
Planetary equilibrium temperature 1676 ± 29 K
Reference of detailed study 2013MNRAS.434.1300S  

 

Entries in the catalogue of Rossiter-McLaughlin measurements:
 
Reference λ (degrees)
Triaud et al. (2010)   −139.6   + 4.3   - 5.2  

 

 

WASP-15 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)