TEPCat: WASP-49


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-49. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2012A+A...544A..72L  
Date of discovery paper 2012 / 5 / 15 y / m / d
Right ascension 06 04 21.47 h m s
Declination −16 57 55.1 d m s
V-band apparent magnitude 11.36 mag
K-band apparent magnitude 9.75 mag
Transit duration 0.08918
( 2.1403 )
day
hour
Transit depth 1.3 %
Time of mid-transit   2456267.68389 ± 0.00013     HJD or BJD
Orbital period 2.7817362 ± 0.0000014 days
Reference for orbital ephemeris   2016A+A...587A..67L  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5600 ± 150 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.23 ± 0.07 dex
Stellar mass 1.00 ± 0.10   Msun
Stellar radius 1.038 +0.038 −0.036 Rsun
Stellar logarithmic surface gravity 4.406 ± 0.019 c.g.s.
Stellar mean density 0.893 +0.039 −0.036
( 1.260 +0.055 −0.051 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.0387 ± 0.0013  AU
Planetary mass 0.396 ± 0.026
( 125.88 ± 8.27 )
Mjup
Mearth
Planetary radius 1.198 +0.047 −0.045
( 13.43 + 0.53 − 0.50 )
Rjup
Rearth
Planetary surface gravity 7.13 ± 0.26
2.85 ± 0.02
m/s2
log(cgs)
Planetary mean density 0.229 ± 0.016
( 0.304 ± 0.021 )
ρjup
g cm-3
Planetary equilibrium temperature 1399 +39 −43 K
Reference of detailed study 2016A+A...587A..67L  

 

Entries in the catalogue of Rossiter-McLaughlin measurements:
 
Reference λ (degrees)
Wyttenbach et al. (2017)   54   + 79   - 58  

 

 

WASP-49 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)