TEPCat: WASP-25


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-25. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2011MNRAS.410.1631E  
Date of discovery paper 2010 / 9 / 29 y / m / d
Right ascension 13 01 26.37 h m s
Declination −27 31 19.9 d m s
V-band apparent magnitude 11.85 mag
K-band apparent magnitude 10.17 mag
Transit duration 0.116
( 2.78 )
day
hour
Transit depth 2.2 %
Time of mid-transit   2455888.66484 ± 0.00013     HJD or BJD
Orbital period 3.7648327 ± 0.0000009 days
Reference for orbital ephemeris   2014MNRAS.444..776S  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5736 ± 35 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.06 ± 0.03 dex
Stellar mass 1.053 ± 0.038   Msun
Stellar radius 0.924 ± 0.018 Rsun
Stellar logarithmic surface gravity 4.530 ± 0.015 c.g.s.
Stellar mean density 1.336 ± 0.063
( 1.885 ± 0.089 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.04819 ± 0.00058  AU
Planetary mass 0.598 ± 0.046
( 190 ± 14 )
Mjup
Mearth
Planetary radius 1.247 ± 0.032
( 13.98 ± 0.36 )
Rjup
Rearth
Planetary surface gravity 9.54 ± 0.80
2.98 ± 0.03
m/s2
log(cgs)
Planetary mean density 0.288 ± 0.028
( 0.382 ± 0.037 )
ρjup
g cm-3
Planetary equilibrium temperature 1210 ± 14 K
Reference of detailed study 2014MNRAS.444..776S  

 

Entries in the catalogue of Rossiter-McLaughlin measurements:
 
Reference λ (degrees)
Brown et al. (2012)   14.6   ±   6.7  

 

 

WASP-25 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)