TEPCat: WASP-70


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-70. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2014MNRAS.445.1114A  
Date of discovery paper 2013 / 10 / 22 y / m / d
Right ascension 21 01 54.48 h m s
Declination −13 25 59.8 d m s
V-band apparent magnitude 10.79 mag
K-band apparent magnitude 9.58 mag
Transit duration 0.1389
( 3.334 )
day
hour
Transit depth 1.0 %
Time of mid-transit   2455736.50348 ± 0.00027     HJD or BJD
Orbital period 3.7130203 ± 0.0000047 days
Reference for orbital ephemeris   2014MNRAS.445.1114A  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5700 ± 80 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.01 ± 0.06 dex
Stellar mass 1.106 ± 0.042   Msun
Stellar radius 1.215 +0.064 −0.089 Rsun
Stellar logarithmic surface gravity 4.314 ± 0.052 c.g.s.
Stellar mean density 0.619 +0.136 −0.077
( 0.87 +0.19 −0.11 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.067 −0.0  
Orbital semimajor axis   0.04853 ± 0.00062  AU
Planetary mass 0.590 ± 0.022
( 187.56 ± 6.99 )
Mjup
Mearth
Planetary radius 1.164 +0.073 −0.102
( 13.05 + 0.82 − 1.14 )
Rjup
Rearth
Planetary surface gravity 10.0 +1.6 −1.1
3.00 +0.06 −0.05
m/s2
log(cgs)
Planetary mean density 0.375 +0.104 −0.060
( 0.497 +0.138 −0.080 )
ρjup
g cm-3
Planetary equilibrium temperature 1387 ± 40 K
Reference of detailed study 2014MNRAS.445.1114A  

 

WASP-70 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

WASP-70 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


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