HD 12661 · K0
HD 12661 b
Rank #789 of the ranked catalogue · Discovered by Radial Velocity in 2000
HZ 0%M sin i
0.109
Earth-2.0 index
0.430
Earth Similarity Index
0%
Habitable-zone probability
13.30 R⊕
Radius
Planet
Mass772.327 M⊕M sin i
Bulk density1.800 g/cm³
Orbital period262.7086 days
Semi-major axis0.84000 au
Eccentricity0.380
Incident flux1.924 S⊕
Equilibrium temperature299.4 K
Maximum angular separation22.19 masReflected-light contrast 4.35e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources5 · 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 12661
Spectral typeK0
Effective temperature5645 K
Radius1.200 R☉
Mass1.200 M☉
Distance37.8 pc / 123.4 ly
DiscoveryRadial Velocity, 2000