Planet Qatar-4 b

Detailed information about planet Qatar-4 b and its parameters.

Planet parameters Publications Observability Predictor Exo3D

Planet

Name
Qatar-4 b
Mass
5.85 ( +0.47 -0.47 ) MJ
Mass*sin(i)
—
Semi-Major Axis
0.02861 ( ± 0.00048 ) AU
Orbital Period
1.8053949 ( ± 9.9e-06 ) day
Eccentricity
—
ω
—
Tperi
—
Radius
1.552 ( +0.057 -0.057 ) RJ
Inclination
88.82 ( ± 1.2 ) deg
Primary transit
2457323.65441 ( ± 0.00098 ) JD
Secondary transit
—
λ
—
Impact Parameter b
0.114 ( ± 0.11 )
Time Vr=0
—
Velocity Semiamplitude K
1004.0 ( ± 71.0 ) m/s
Calculated temperature
1570.0 K
Measured temperature
—
Hottest point longitude
—
Surface gravity log(g/gH)
—
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

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Star

Name
Qatar-4
Distance
—
Spectral type
K
Apparent magnitude V
13.6
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
0.896 ( ± 0.063 ) MSun
Age
0.17 ( ± 0.01 ) Gyr
Effective temperature
5215.0 ( ± 50.0 ) K
Radius
0.849 ( ± 0.063 ) RSun
Metallicity [Fe/H]
0.103 ( ± 0.081 )
Detected Disc
—
Magnetic Field
—
RA2000
00:19:26.0
Dec2000
+44:01:39.0
Alternate Names
UCAC3 269-003518

13 Sep 2016 Stellar coordinates provided on Sept 13
07 Jul 2016 In spite of several requests, Alsubai et al. (2016) have not communicated the star coordinates.

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