TEPCat: WASP-34


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-34. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2011A+A...526A.130S  
Date of discovery paper 2010 / 12 / 10 y / m / d
Right ascension 11 01 35.89 h m s
Declination −23 51 38.4 d m s
V-band apparent magnitude 10.37 mag
K-band apparent magnitude 8.79 mag
Transit duration 0.0876
( 2.102 )
day
hour
Transit depth 1.2 %
Time of mid-transit   2454647.55358 ± 0.00064     HJD or BJD
Orbital period 4.3176782 ± 0.0000045 days
Reference for orbital ephemeris   2011A+A...526A.130S  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5704 ± 26 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.08 ± 0.04 dex
Stellar mass 1.01 ± 0.07   Msun
Stellar radius 0.93 ± 0.12 Rsun
Stellar logarithmic surface gravity 4.5 ± 0.1 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity 0.038 ± 0.012  
Orbital semimajor axis   0.0524 ± 0.0004  AU
Planetary mass 0.59 ± 0.01
( 187.56 ± 3.18 )
Mjup
Mearth
Planetary radius 1.22 +0.11 −0.08
( 13.67 + 1.23 − 0.90 )
Rjup
Rearth
Planetary surface gravity 9.1 +1.1 −1.4
2.96 +0.05 −0.07
m/s2
log(cgs)
Planetary mean density 0.34 ± 0.08
( 0.45 ± 0.11 )
ρjup
g cm-3
Planetary equilibrium temperature 1250 ± 30 K
Reference of detailed study 2011A+A...526A.130S  

 

WASP-34 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

WASP-34 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2017/12/11           John Southworth   (Keele University, UK)