TEPCat: Qatar-6


 

This page summarises the information held within TEPCat for the transiting planetary system Qatar-6. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2018AJ....155...52A  
Date of discovery paper 2017 / 12 / 11 y / m / d
Data/telescope used for discovery Qatar  
Right ascension 14 48 50.48 h m s
Declination +22 09 09.1 d m s
Right ascension (decimal) 222.21033 degrees
Declination (decimal) 22.15253 degrees
V-band apparent magnitude 11.44 mag
K-band apparent magnitude 9.23 mag
Transit duration 0.0682
( 1.637 )
day
hour
Transit depth 1.8 %
Time of mid-transit   2457784.03270 ± 0.00049     HJD or BJD
Orbital period 3.506195 ± 0.000018 days
Reference for orbital ephemeris   2018AJ....155...52A  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5063 ± 42 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.04 ± 0.05 dex
Stellar mass 0.829 +0.019 −0.022   Msun
Stellar radius 0.785 +0.033 −0.023 Rsun
Stellar logarithmic surface gravity 4.56 +0.03 −0.04 c.g.s.
Stellar mean density 2.18 ± 0.11
( 3.08 ± 0.16 )
ρsun
g cm-3
Orbital eccentricity 0.051 +0.032 −0.030  
Orbital semimajor axis   0.0423 ± 0.0004  AU
Planetary mass 0.683 +0.050 −0.046
( 217 +15 −14 )
Mjup
Mearth
Planetary radius 1.164 +0.063 −0.047
( 13.05 + 0.71 − 0.53 )
Rjup
Rearth
Planetary surface gravity 14.5 +2.5 −2.1
3.16 +0.07 −0.07
m/s2
log(cgs)
Planetary mean density 0.51 ± 0.11
( 0.68 ± 0.15 )
ρjup
g cm-3
Planetary equilibrium temperature 1006 ± 18 K
Reference of detailed study 2023AJ....165...65R  

 

Entries in the catalogue of orbital obliquity measurements:
 
Reference λ (degrees)
Rice et al. (2023)   0.1   ±   2.6  

 

 


Page generated on 2024/05/08           John Southworth   (Keele University, UK)