Planet HD 4732 Ab

Detailed information about planet HD 4732 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
HD 4732 Ab
Planet Status
Confirmed
Discovered in
2013
Publication
Status
—
Update
2024-07-30
Mass
—
Mass*sin(i)
2.37 ( +0.34 -0.34 ) MJ
Semi-Major Axis
1.19 ( ± 0.05 ) AU
Orbital Period
360.2 ( ± 1.4 ) day
Eccentricity
0.13 ( ± 0.06 )
Angular distance
—
ω
85.0 ( ± 16.0 ) deg
Tperi
2454967.0 ( ± 18.0 ) 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
47.3 ( ± 3.5 ) m/s
Calculated temperature
—
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
HR 228 b, HD 4732 b, HR 228 A b
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

See also Planets in Binaries webpage.

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Star

Name
HD 4732 A
Distance
56.5 ( ± 3.2 ) pc
Spectral type
K0III-IV
Apparent magnitude V
5.9
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
1.74 ( +0.2 -0.14 ) MSun
Age
—
Effective temperature
4959.0 ( ± 25.0 ) K
Radius
5.4 ( ± 0.4 ) RSun
Metallicity [Fe/H]
0.01 ( ± 0.04 )
Detected Disc
—
Magnetic Field
—
RA2000
00:49:13.9
Dec2000
-24:08:12.0
Alternate Names
HD 4732

An M dwarf companion star lies 484 AUs away.

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