Planet HD 140901 Ab

Detailed information about planet HD 140901 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
HD 140901 Ab
Planet Status
Confirmed
Discovered in
2022
Update
2024-10-25
Mass
0.05 ( +0.003 -0.009 ) MJ
Mass*sin(i)
0.05 ( +0.003 -0.009 ) MJ
Semi-Major Axis
0.085 ( +0.003 -0.004 ) AU
Orbital Period
9.02378 ( +0.00013 -0.0012 ) day
Eccentricity
0.47 ( +0.09 -0.15 )
ω
107.6 ( +8.0 -21.0 ) deg
Tperi
2450907.038 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
5.42 ( +0.3 -5.0 ) m/s
Calculated temperature
—
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
HIP 77358 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
HD 140901 A
Distance
15.2528 ( ± 0.0112 ) pc
Spectral type
G5V
Apparent magnitude V
6.0
Mass
0.99 ( +0.145 -0.1 ) MSun
Age
—
Effective temperature
5587.0 ( +153.0 -125.0 ) K
Radius
0.965 ( +0.06 -0.05 ) RSun
Metallicity [Fe/H]
0.09 ( ± 0.0067 )
Detected Disc
—
Magnetic Field
—
RA2000
15:47:29.0
Dec2000
-37:55:02.0
Alternate Names
HIP 77358, GJ 599 A

A white dwarf companion (HD 140901 B, spT DA4.8) lies 220.4 AUs away.

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