Planet HD 158038 Ab

Detailed information about planet HD 158038 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
HD 158038 Ab
Planet Status
Confirmed
Discovered in
2011
Update
2024-08-02
Mass
1.8 ( +0.2 -0.2 ) MJ
Mass*sin(i)
1.8 ( +0.2 -0.2 ) MJ
Semi-Major Axis
1.52 ( ± 0.04 ) AU
Orbital Period
521.0 ( ± 6.9 ) day
Eccentricity
0.291 ( ± 0.093 )
ω
334.0 ( ± 10.0 ) deg
Tperi
2455491.0 ( ± 20.0 ) JD
Radius
—
Inclination
—
Detection Method
Radial Velocity
Mass Meas. Method
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Radius Meas. Method
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Primary transit
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Secondary transit
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λ
—
Impact Parameter b
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Time Vr=0
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Velocity Semiamplitude K
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Calculated temperature
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Measured temperature
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Hottest point longitude
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Geometric albedo
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Surface gravity log(g/gH)
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Alternate Names
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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
HD 158038 A
Distance
103.6 ( ± 7.9 ) pc
Spectral type
K2III-IV
Apparent magnitude V
7.64
Mass
1.65 ( ± 0.12 ) MSun
Age
2.5 ( ± 0.3 ) Gyr
Effective temperature
4897.0 ( ± 44.0 ) K
Radius
4.8 ( ± 0.1 ) RSun
Metallicity [Fe/H]
0.28 ( ± 0.03 )
Detected Disc
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Magnetic Field
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RA2000
17:25:45.0
Dec2000
+27:18:12.0
Alternate Names
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An M dwarf companion star lies 3387 AUs away.

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