TEPCat: WASP-80


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-80. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2013A+A...551A..80T  
Date of discovery paper 2013 / 3 / 4 y / m / d
Right ascension 20 12 40.18 h m s
Declination −02 08 39.2 d m s
V-band apparent magnitude 11.87 mag
K-band apparent magnitude 8.35 mag
Transit duration 0.08878
( 2.1307 )
day
hour
Transit depth 3.5 %
Time of mid-transit   2456487.425006 ± 0.000024     HJD or BJD
Orbital period 3.06785234 ± 0.00000081 days
Reference for orbital ephemeris   2015MNRAS.450.2279T  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 4145 ± 100 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.14 ± 0.16 dex
Stellar mass 0.596 ± 0.035   Msun
Stellar radius 0.593 ± 0.012 Rsun
Stellar logarithmic surface gravity 4.668 ± 0.008 c.g.s.
Stellar mean density 2.862 ± 0.050
( 4.038 ± 0.071 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.07 −0.0  
Orbital semimajor axis   0.03479 ± 0.00068  AU
Planetary mass 0.562 ± 0.027
( 178.65 ± 8.58 )
Mjup
Mearth
Planetary radius 0.986 ± 0.022
( 11.05 ± 0.25 )
Rjup
Rearth
Planetary surface gravity 14.34 ± 0.46
3.16 ± 0.01
m/s2
log(cgs)
Planetary mean density 0.549 ± 0.023
( 0.728 ± 0.031 )
ρjup
g cm-3
Planetary equilibrium temperature 825 ± 20 K
Reference of detailed study 2014A+A...562A.126M  

 

Entries in the catalogue of Rossiter-McLaughlin measurements:
 
Reference λ (degrees)
Triaud et al. (2013)   0   ±   20  
Triaud et al. (2015)   −14   ±   14  

 

 

WASP-80 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)