Planet HD 121156 b

Detailed information about planet HD 121156 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
HD 121156 b
Mass
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Mass*sin(i)
54.0 ( ± 11.0 ) MJ
Semi-Major Axis
9.45 ( ± 0.13 ) AU
Orbital Period
8604.0 ( +95.0 -88.0 ) day
Eccentricity
0.13 ( ± 0.07 )
ω
171.7 ( +1.6 -1.9 ) deg
Tperi
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Radius
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Inclination
90.0 ( ± 9.0 ) deg
Primary transit
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Secondary transit
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λ
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Impact Parameter b
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Time Vr=0
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Velocity Semiamplitude K
1365.0 ( ± 20.0 ) m/s
Calculated temperature
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Measured temperature
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Hottest point longitude
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Surface gravity log(g/gH)
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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 121156
Distance
63.9 ( ± 4.0 ) pc
Spectral type
K2III
Apparent magnitude V
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Apparent magnitude I
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Apparent magnitude J
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Apparent magnitude H
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Apparent magnitude K
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Mass
1.22 MSun
Age
4.51 Gyr
Effective temperature
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Radius
6.3 RSun
Metallicity [Fe/H]
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Detected Disc
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Magnetic Field
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RA2000
13:54:17.0
Dec2000
-28:34:11.0
Alternate Names
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