TEPCat: WASP-139


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-139. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2017MNRAS.465.3693H  
Date of discovery paper 2016 / 4 / 15 y / m / d
Right ascension 03 18 14.91 h m s
Declination −41 18 07.4 d m s
V-band apparent magnitude 12.39 mag
K-band apparent magnitude 10.47 mag
Transit duration 0.118
( 2.83 )
day
hour
Transit depth 1.3 %
Time of mid-transit   2457196.7933 ± 0.0003     HJD or BJD
Orbital period 5.924262 ± 0.000004 days
Reference for orbital ephemeris   2017MNRAS.465.3693H  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5300 ± 100 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.20 ± 0.09 dex
Stellar mass 0.92 ± 0.10   Msun
Stellar radius 0.80 ± 0.04 Rsun
Stellar logarithmic surface gravity 4.59 ± 0.06 c.g.s.
Stellar mean density 1.8 ± 0.2
( 2.54 ± 0.28 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.28 −0.0  
Orbital semimajor axis   0.062 ± 0.002  AU
Planetary mass 0.117 ± 0.017
( 37.2 ± 5.4 )
Mjup
Mearth
Planetary radius 0.80 ± 0.05
( 8.97 ± 0.56 )
Rjup
Rearth
Planetary surface gravity 4.17 +0.62 −0.54
2.62 +0.06 −0.06
m/s2
log(cgs)
Planetary mean density 0.23 ± 0.04
( 0.305 ± 0.053 )
ρjup
g cm-3
Planetary equilibrium temperature 910 ± 30 K
Reference of detailed study 2017MNRAS.465.3693H  

 

WASP-139 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

WASP-139 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)