TEPCat: WASP-151


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-151. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:1710.06321  
Date of discovery paper 2017 / 10 / 18 y / m / d
Right ascension 23 16 15.22 h m s
Declination +00 18 24.5 d m s
V-band apparent magnitude 12.87 mag
K-band apparent magnitude 11.19 mag
Transit duration 0.15268
( 3.6643 )
day
hour
Transit depth 1.1 %
Time of mid-transit   2457763.676241 ± 0.000040     HJD or BJD
Orbital period 4.5334775 ± 0.0000023 days
Reference for orbital ephemeris   arXiv:1710.08892  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5871 ± 57 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.10 ± 0.10 dex
Stellar mass 1.081 ± 0.049   Msun
Stellar radius 1.181 ± 0.020 Rsun
Stellar logarithmic surface gravity 4.35 +0.02 −0.03 c.g.s.
Stellar mean density 0.656 ± 0.014
( 0.926 ± 0.020 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.15 −0.0  
Orbital semimajor axis   0.0550 ± 0.0008  AU
Planetary mass 0.36 ± 0.031
( 114.44 ± 9.85 )
Mjup
Mearth
Planetary radius 1.187 ± 0.021
( 13.31 ± 0.24 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 0.189 ± 0.018
( 0.251 ± 0.024 )
ρjup
g cm-3
Planetary equilibrium temperature 1312 ± 16 K
Reference of detailed study arXiv:1710.08892  

 

WASP-151 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

WASP-151 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2017/12/11           John Southworth   (Keele University, UK)