Planet HD 152581 b

Detailed information about planet HD 152581 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
HD 152581 b
Planet Status
Confirmed
Discovered in
2011
Publication
Status
—
Update
2025-02-19
Mass
—
Mass*sin(i)
1.5 ( +0.1 -0.1 ) MJ
Semi-Major Axis
1.48 ( ± 0.04 ) AU
Orbital Period
689.0 ( ± 13.0 ) day
Eccentricity
0.22 ( +0.0 -0.22 )
Angular distance
0.007957 arcsec
ω
321.0 ( ± 90.0 ) deg
Tperi
2455320.0 ( ± 190.0 ) 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

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Star

Name
HD 152581
Distance
186.0 ( ± 33.0 ) pc
Spectral type
K0
Apparent magnitude V
8.54
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
0.927 ( ± 0.065 ) MSun
Age
12.0 ( ± 3.0 ) Gyr
Effective temperature
5155.0 ( ± 44.0 ) K
Radius
4.8 ( ± 0.1 ) RSun
Metallicity [Fe/H]
-0.46 ( ± 0.03 )
Detected Disc
—
Magnetic Field
—
RA2000
16:53:44.0
Dec2000
+11:58:25.0
Alternate Names
—

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