TEPCat: WASP-68


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-68. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2014A+A...563A.143D  
Date of discovery paper 2013 / 12 / 9 y / m / d
Right ascension 20 20 22.98 h m s
Declination −19 18 52.9 d m s
V-band apparent magnitude 10.68 mag
K-band apparent magnitude 8.95 mag
Transit duration 0.214
( 5.14 )
day
hour
Transit depth 0.8 %
Time of mid-transit   2456064.86356 ± 0.00061     HJD or BJD
Orbital period 5.084298 ± 0.000015 days
Reference for orbital ephemeris   2014A+A...563A.143D  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5910 ± 60 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.22 ± 0.08 dex
Stellar mass 1.24 ± 0.03   Msun
Stellar radius 1.69 +0.11 −0.06 Rsun
Stellar logarithmic surface gravity 4.09 +0.13 −0.08 c.g.s.
Stellar mean density 0.26 +0.03 −0.05
( 0.367 +0.042 −0.071 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.063 −0.0  
Orbital semimajor axis   0.06206 +0.00045 −0.00040  AU
Planetary mass 0.95 ± 0.03
( 302.00 ± 9.54 )
Mjup
Mearth
Planetary radius 1.24 +0.10 −0.06
( 13.90 + 1.12 − 0.67 )
Rjup
Rearth
Planetary surface gravity 15.5 +1.5 −2.0
3.19 +0.04 −0.06
m/s2
log(cgs)
Planetary mean density 0.50 +0.07 −0.10
( 0.663 +0.093 −0.133 )
ρjup
g cm-3
Planetary equilibrium temperature 1490 +44 −29 K
Reference of detailed study 2014A+A...563A.143D  

 

WASP-68 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

WASP-68 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)