Planet HD 65216 Ab

Detailed information about planet HD 65216 Ab and its parameters.

Planet

Name
HD 65216 Ab
Planet Status
Confirmed
Discovered in
2003
Publication
Status
—
Update
2026-10-05
Mass
Mass*sin(i)
Semi-Major Axis
Orbital Period
Eccentricity
Angular distance
0.039942 arcsec
ω
Tperi
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
Calculated temperature
—
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
HD 65216 b
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

Wallace et al. (2026): alternate value for inclination is iAb = 147.1-24.3+10.9°.
See also Planets in Binaries webpage.

Star

Name
HD 65216 A
Distance
Spectral type
G3V
Apparent magnitude V
7.98
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
07:53:41.0
Dec2000
-63:38:50.0
Alternate Names
HD 65216, MUG 8 A

HD 65216 forms a triple system with a pair of faint low-mass stars 253 AUs away. The low-mass pair includes a late type M dwarf (HD 65216 B, spT M7-8V) and an early L-type dwarf at the stellar-substellar boundary (HD 65216 C, spT L2-3V, m = 0.078 MSol) separated by 6 AUs.

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