Planet HD 20781 d

Detailed information about planet HD 20781 d and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
HD 20781 d
Planet Status
Confirmed
Discovered in
2019
Publication
Status
—
Update
2021-08-17
Mass
—
Mass*sin(i)
0.0334 ( +0.0038 -0.0037 ) MJ
Semi-Major Axis
0.1647 ( +0.0076 -0.0083 ) AU
Orbital Period
29.158 ( +0.0102 -0.01 ) day
Eccentricity
0.11 ( +0.05 -0.06 )
Angular distance
—
ω
60.99 ( +30.79 -30.03 ) deg
Tperi
2455511.3258 ( +2.4394 -2.4382 ) 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
2.82 ( +0.17 -0.16 ) m/s
Calculated temperature
—
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
2MASS J03200291-2847016 d, CD-29 1229 d, CPD-29 381 d, HD 20782 B d, HIP 15526 d, SAO 168468 d, TYC 6445-00983-1 d, WISE J032003.21-284702.4 d
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 20781
Distance
35.4 ( ± 1.0 ) pc
Spectral type
G9.5V
Apparent magnitude V
8.44
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
—
Age
—
Effective temperature
—
Radius
—
Metallicity [Fe/H]
—
Detected Disc
—
Magnetic Field
—
RA2000
03:20:03.0
Dec2000
-28:47:02.0
Alternate Names
—

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