Planet HD 149806 Ab

Detailed information about planet HD 149806 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
HD 149806 Ab
Mass
12.597 ( +2.694 -2.782 ) MJ
Mass*sin(i)
—
Semi-Major Axis
12.404 ( +3.103 -2.056 ) AU
Orbital Period
16521.5 ( +6426.2 -3696.6 ) day
Eccentricity
0.357 ( +0.162 -0.236 )
ω
53.02 ( +20.059 -39.668 ) deg
Tperi
—
Radius
—
Inclination
13.574 ( +1.705 -1.48 ) deg
Primary transit
—
Secondary transit
—
λ
—
Impact Parameter b
—
Time Vr=0
—
Velocity Semiamplitude K
26.445 ( +5.432 -5.405 ) m/s
Calculated temperature
—
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

See also Planets in Binaries webpage.

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Star

Name
HD 149806 A
Distance
20.2727 ( ± 0.0179 ) pc
Spectral type
G8V
Apparent magnitude V
7.065
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
0.93 ( ± 0.118 ) MSun
Age
—
Effective temperature
5352.05 ( ± 129.641 ) K
Radius
0.877 ( ± 0.0504 ) RSun
Metallicity [Fe/H]
0.22 ( ± 0.0257 )
Detected Disc
—
Magnetic Field
—
RA2000
16:37:08.4
Dec2000
+00:15:15.6
Alternate Names
—

Hirsch et al. (2021): HD 149806 forms a widely separated (a = 138 AUs) binary system with an M dwarf star (spT M6V).

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