Planet HD 80869 Ab

Detailed information about planet HD 80869 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
HD 80869 Ab
Planet Status
Confirmed
Discovered in
2021
Update
2024-07-29
Mass
4.86 ( +0.65 -0.29 ) MJ
Mass*sin(i)
4.86 ( +0.65 -0.29 ) MJ
Semi-Major Axis
2.878 ( ± 0.046 ) AU
Orbital Period
1711.7 ( ± 9.6 ) day
Eccentricity
0.862 ( +0.028 -0.018 )
ω
62.2 ( +4.2 -7.6 ) deg
Tperi
2456934.0 ( ± 13.0 ) JD
Radius
—
Inclination
—
Detection Method
Radial Velocity
Mass Meas. Method
Radial Velocity
Radius Meas. Method
—
Primary transit
—
Secondary transit
—
λ
—
Impact Parameter b
—
Time Vr=0
—
Velocity Semiamplitude K
151.9 ( +40.0 -9.5 ) m/s
Calculated temperature
203.2 ( +6.8 -5.5 ) K
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 Planets in Binaries webpage.

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Star

Name
HD 80869 A
Distance
85.6 ( ± 0.7 ) pc
Spectral type
G1V
Apparent magnitude V
8.45
Mass
1.08 ( ± 0.05 ) MSun
Age
—
Effective temperature
5837.0 ( ± 15.0 ) K
Radius
1.062 ( ± 0.042 ) RSun
Metallicity [Fe/H]
0.17 ( ± 0.01 )
Detected Disc
—
Magnetic Field
—
RA2000
09:23:10.0
Dec2000
+33:54:17.0
Alternate Names
—

A faint companion star, possibly an M dwarf, is located 2.94 arcseconds away (253 AUs at 86 pc).

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