TEPCat: WASP-104


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-104. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2014A+A...570A..64S  
Date of discovery paper 2014 / 8 / 6 y / m / d
Right ascension 10 42 24.61 h m s
Declination +07 26 06.3 d m s
V-band apparent magnitude 11.79 mag
K-band apparent magnitude 9.88 mag
Transit duration 0.07342
( 1.7621 )
day
hour
Transit depth 2.0 %
Time of mid-transit   2456406.11126 ± 0.00012     HJD or BJD
Orbital period 1.7554137 ± 0.000027 days
Reference for orbital ephemeris   2014A+A...570A..64S  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5450 ± 130 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.32 ± 0.09 dex
Stellar mass 1.076 ± 0.049   Msun
Stellar radius 0.963 ± 0.027 Rsun
Stellar logarithmic surface gravity 4.503 ± 0.016 c.g.s.
Stellar mean density 1.207 ± 0.070
( 1.703 ± 0.099 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.060 −0.0  
Orbital semimajor axis   0.02918 ± 0.00045  AU
Planetary mass 1.272 ± 0.047
( 404 ± 14 )
Mjup
Mearth
Planetary radius 1.137 ± 0.037
( 12.74 ± 0.41 )
Rjup
Rearth
Planetary surface gravity 22.5 ± 1.2
3.35 ± 0.02
m/s2
log(cgs)
Planetary mean density 0.866 ± 0.071
( 1.149 ± 0.094 )
ρjup
g cm-3
Planetary equilibrium temperature 1516 ± 39 K
Reference of detailed study 2014A+A...570A..64S  

 

WASP-104 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

WASP-104 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)