HD 9446 · G5 V
HD 9446 c
Rank #1682 of the ranked catalogue · Discovered by Radial Velocity in 2009
HZ 0%M sin i
0.099
Earth-2.0 index
0.390
Earth Similarity Index
0%
Habitable-zone probability
13.40 R⊕
Radius
Planet
Mass578.426 M⊕M sin i
Bulk density1.320 g/cm³
Orbital period192.9000 days
Semi-major axis0.65400 au
Eccentricity0.060
Incident flux2.572 S⊕
Equilibrium temperature321.9 K
Maximum angular separation12.99 masReflected-light contrast 7.29e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources3 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage67%0% median composite-to-default difference over shared parameters.
Host star & system
HostHD 9446
Spectral typeG5 V
Effective temperature5793 K
Radius1.000 R☉
Mass1.000 M☉
Distance50.4 pc / 164.2 ly
DiscoveryRadial Velocity, 2009