TEPCat: WASP-101


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-101. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2014MNRAS.440.1982H  
Date of discovery paper 2013 / 10 / 22 y / m / d
Right ascension 06 33 24.26 h m s
Declination −23 29 10.2 d m s
V-band apparent magnitude 10.34 mag
K-band apparent magnitude 9.07 mag
Transit duration 0.113
( 2.71 )
day
hour
Transit depth 1.1 %
Time of mid-transit   2457663.51944 ± 0.00008     HJD or BJD
Orbital period 3.585722 ± 0.000004 days
Reference for orbital ephemeris   2017ApJ...835L..12W  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6380 ± 120 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.20 ± 0.12 dex
Stellar mass 1.34 ± 0.07   Msun
Stellar radius 1.29 ± 0.04 Rsun
Stellar logarithmic surface gravity 4.345 ± 0.019 c.g.s.
Stellar mean density 0.626 ± 0.043
( 0.883 ± 0.061 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.03 −0.0  
Orbital semimajor axis   0.0506 ± 0.0009  AU
Planetary mass 0.50 ± 0.04
( 158 ± 12 )
Mjup
Mearth
Planetary radius 1.41 ± 0.05
( 15.80 ± 0.56 )
Rjup
Rearth
Planetary surface gravity 5.75 +0.56 −0.51
2.76 +0.04 −0.04
m/s2
log(cgs)
Planetary mean density 0.18 ± 0.02
( 0.239 ± 0.027 )
ρjup
g cm-3
Planetary equilibrium temperature 1560 ± 35 K
Reference of detailed study 2014MNRAS.440.1982H  

 

WASP-101 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

WASP-101 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)