HD 66428 · G8 IV (+ G)
HD 66428 c
Rank #3349 of the ranked catalogue · Discovered by Radial Velocity in 2021
HZ 0%measured
0.085
Earth-2.0 index
0.188
Earth Similarity Index
0%
Habitable-zone probability
13.50 R⊕
Radius
Planet
Mass560.649 M⊕measured
Bulk density1.250 g/cm³
Orbital period10478.8444 days
Semi-major axis9.40800 au
Eccentricity0.207
Incident flux0.014 S⊕
Equilibrium temperature87.6 K
Maximum angular separation176.57 masReflected-light contrast 3.57e-10 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources6 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage50%0% median composite-to-default difference over shared parameters.
Host star & system
HostHD 66428
Spectral typeG8 IV (+ G)
Effective temperature5716 K
Radius1.130 R☉
Mass1.010 M☉
Distance53.3 pc / 173.8 ly
DiscoveryRadial Velocity, 2021