Planet HD 20781 e

Detailed information about planet HD 20781 e and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
HD 20781 e
Planet Status
Confirmed
Discovered in
2019
Update
2021-08-17
Mass
0.0442 ( +0.0049 -0.0049 ) MJ
Mass*sin(i)
0.0442 ( +0.0049 -0.0049 ) MJ
Semi-Major Axis
0.3374 ( +0.0155 -0.017 ) AU
Orbital Period
85.5073 ( +0.0983 -0.0947 ) day
Eccentricity
0.06 ( +0.06 -0.04 )
ω
70.59 ( +61.4 -67.58 ) deg
Tperi
2455513.3912 ( +14.3623 -16.009 ) 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
2.6 ( +0.14 -0.14 ) m/s
Calculated temperature
—
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
2MASS J03200291-2847016 e, CD-29 1229 e, CPD-29 381 e, HD 20782 B e, HIP 15526 e, SAO 168468 e, TYC 6445-00983-1 e, WISE J032003.21-284702.4 e
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
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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