Planet HD 87646 Ac

Detailed information about planet HD 87646 Ac and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
HD 87646 Ac
Mass
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Mass*sin(i)
57.0 ( +3.7 -3.7 ) MJ
Semi-Major Axis
1.58 ( ± 0.04 ) AU
Orbital Period
674.0 ( ± 4.0 ) day
Eccentricity
0.5 ( ± 0.02 )
ω
—
Tperi
—
Radius
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Inclination
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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
1370.0 ( ± 54.0 ) 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

See also Planets in Binaries webpage.

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Star

Name
HD 87646 A
Distance
92.44 pc
Spectral type
G1IV
Apparent magnitude V
8.0
Apparent magnitude I
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Apparent magnitude J
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Apparent magnitude H
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Apparent magnitude K
—
Mass
1.12 ( ± 0.09 ) MSun
Age
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Effective temperature
5770.0 ( ± 80.0 ) K
Radius
1.55 ( ± 0.22 ) RSun
Metallicity [Fe/H]
-0.17 ( ± 0.08 )
Detected Disc
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Magnetic Field
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RA2000
10:06:40.8
Dec2000
+17:53:42.4
Alternate Names
MARVELS-7

HD 87646 is a close binary with a separation of approx. 22 AU. The companion is a K star.

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