Planet psi1 Dra Bb

Detailed information about planet psi1 Dra Bb and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
psi1 Dra Bb
Planet Status
Confirmed
Discovered in
2015
Update
2024-05-28
Mass
1.53 ( +0.1 -0.1 ) MJ
Mass*sin(i)
1.53 ( +0.1 -0.1 ) MJ
Semi-Major Axis
4.43 ( ± 0.04 ) AU
Orbital Period
3117.0 ( ± 42.0 ) day
Eccentricity
0.4 ( ± 0.05 )
ω
64.0 ( ± 9.0 ) deg
Tperi
2449344.0 ( ± 76.0 ) 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
21.0 ( ± 1.0 ) m/s
Calculated temperature
—
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
31 Dra Bb, HD 162004 b
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
psi1 Dra B
Distance
22.16 pc
Spectral type
G0V
Apparent magnitude V
5.7
Mass
1.19 ( ± 0.07 ) MSun
Age
3.3 ( ± 1.3 ) Gyr
Effective temperature
6212.0 ( ± 75.0 ) K
Radius
—
Metallicity [Fe/H]
0.01 ( ± 0.06 )
Detected Disc
—
Magnetic Field
—
RA2000
17:41:58.0
Dec2000
+72:09:25.0
Alternate Names
31 Dra B, HD 162004

psi1 Dra B lies 4440 AUs away from primary star psi1 Dra A, an evolving F-type star itself eccentric spectroscopic binary with a mid K dwarf (P = 20 y, a = 9.1 AUs, e = 0.68, i = 31°).

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