Planet HD 108863 Ab

Detailed information about planet HD 108863 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
HD 108863 Ab
Planet Status
Confirmed
Discovered in
2011
Publication
Status
—
Update
2025-03-25
Mass
—
Mass*sin(i)
2.6 ( +0.2 -0.2 ) MJ
Semi-Major Axis
1.4 ( ± 0.03 ) AU
Orbital Period
443.4 ( ± 4.2 ) day
Eccentricity
0.1 ( +0.0 -0.1 )
Angular distance
0.010072 arcsec
ω
177.0 ( ± 60.0 ) deg
Tperi
2455516.0 ( ± 70.0 ) JD
Radius
—
Inclination
—
Detection Method
Radial Velocity
Mass Meas. Method
—
Radius Meas. Method
—
Primary transit
—
Secondary transit
—
λ
—
Impact Parameter b
—
Time Vr=0
—
Velocity Semiamplitude K
—
Calculated temperature
—
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
—
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

See also the specific Planets in Binaries webpage.

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Star

Name
HD 108863 A
Distance
139.0 ( ± 15.0 ) pc
Spectral type
K0
Apparent magnitude V
7.89
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
1.85 ( ± 0.13 ) MSun
Age
1.8 ( ± 0.4 ) Gyr
Effective temperature
4956.0 ( ± 44.0 ) K
Radius
5.6 ( ± 0.1 ) RSun
Metallicity [Fe/H]
0.2 ( ± 0.03 )
Detected Disc
—
Magnetic Field
—
RA2000
12:30:20.0
Dec2000
+21:56:54.0
Alternate Names
—

stellar companion at 16065au

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