TEPCat: WASP-48


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-48. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2011AJ....142...86E  
Date of discovery paper 2011 / 4 / 15 y / m / d
Right ascension 19 24 38.98 h m s
Declination +55 28 23.3 d m s
V-band apparent magnitude 11.66 mag
K-band apparent magnitude 10.37 mag
Transit duration 0.1327
( 3.185 )
day
hour
Transit depth 1.0 %
Time of mid-transit   2455364.55241 ± 0.00024     HJD or BJD
Orbital period 2.14363544 ± 0.00000058 days
Reference for orbital ephemeris   2015A+A...577A..54C  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6000 ± 150 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.12 ± 0.12 dex
Stellar mass 1.062 ± 0.075   Msun
Stellar radius 1.519 ± 0.051 Rsun
Stellar logarithmic surface gravity 4.101 ± 0.023 c.g.s.
Stellar mean density 0.303 ± 0.022
( 0.428 ± 0.031 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.03320 ± 0.00078  AU
Planetary mass 0.907 ± 0.085
( 288 ± 27 )
Mjup
Mearth
Planetary radius 1.396 ± 0.051
( 15.65 ± 0.57 )
Rjup
Rearth
Planetary surface gravity 11.5 ± 1.1
3.06 ± 0.04
m/s2
log(cgs)
Planetary mean density 0.312 ± 0.037
( 0.414 ± 0.049 )
ρjup
g cm-3
Planetary equilibrium temperature 1956 ± 54 K
Reference of detailed study 2015A+A...577A..54C  

 

WASP-48 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

WASP-48 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)