TEPCat: WASP-45


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-45. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2012MNRAS.422.1988A  
Date of discovery paper 2011 / 5 / 17 y / m / d
Right ascension 00 20 56.99 h m s
Declination −35 59 53.8 d m s
V-band apparent magnitude 11.98 mag
K-band apparent magnitude 10.29 mag
Transit duration 0.0746
( 1.790 )
day
hour
Transit depth 1.2 %
Time of mid-transit   2455441.2687 ± 0.0010     HJD or BJD
Orbital period 3.1260960 ± 0.0000049 days
Reference for orbital ephemeris   2016MNRAS.456..990C  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5100 ± 200 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.36 ± 0.12 dex
Stellar mass 0.904 ± 0.067   Msun
Stellar radius 0.917 ± 0.024 Rsun
Stellar logarithmic surface gravity 4.470 ± 0.014 c.g.s.
Stellar mean density 1.174 ± 0.047
( 1.657 ± 0.066 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.0405 ± 0.0010  AU
Planetary mass 1.002 ± 0.062
( 318 ± 19 )
Mjup
Mearth
Planetary radius 0.992 ± 0.038
( 11.12 ± 0.43 )
Rjup
Rearth
Planetary surface gravity 25.2 ± 1.3
3.40 ± 0.02
m/s2
log(cgs)
Planetary mean density 0.959 ± 0.077
( 1.27 ± 0.10 )
ρjup
g cm-3
Planetary equilibrium temperature 1170 ± 24 K
Reference of detailed study 2016MNRAS.456..990C  

 

WASP-45 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

WASP-45 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)