TEPCat: Qatar-5


 

This page summarises the information held within TEPCat for the transiting planetary system Qatar-5. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2017AJ....153..200A  
Date of discovery paper 2017 / 4 / 10 y / m / d
Right ascension 00 28 12.94 h m s
Declination +42 03 40.9 d m s
V-band apparent magnitude 12.82 mag
K-band apparent magnitude 10.96 mag
Transit duration 0.1212
( 2.909 )
day
hour
Transit depth 1.3 %
Time of mid-transit   2457336.758242 ± 0.000098     HJD or BJD
Orbital period 2.87923 ± 0.00025 days
Reference for orbital ephemeris   2017AJ....153..200A  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5746 ± 49 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.38 ± 0.08 dex
Stellar mass 1.128 ± 0.056   Msun
Stellar radius 1.076 ± 0.051 Rsun
Stellar logarithmic surface gravity 4.427 ± 0.035 c.g.s.
Stellar mean density 0.91 +0.11 −0.011
( 1.284 +0.155 −0.016 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.04127 ± 0.00067  AU
Planetary mass 4.32 ± 0.18
( 1373 ± 57 )
Mjup
Mearth
Planetary radius 1.107 ± 0.064
( 12.41 ± 0.72 )
Rjup
Rearth
Planetary surface gravity 87.1 +9.3 −8.4
3.94 +0.04 −0.04
m/s2
log(cgs)
Planetary mean density 2.98 ± 0.44
( 3.95 ± 0.58 )
ρjup
g cm-3
Planetary equilibrium temperature 1415 ± 31 K
Reference of detailed study 2017AJ....153..200A  

 

Qatar-5 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

Qatar-5 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2017/12/05           John Southworth   (Keele University, UK)