HD 12661 · K0
HD 12661 c
Rank #1033 of the ranked catalogue · Discovered by Radial Velocity in 2002
HZ 0%measured
0.106
Earth-2.0 index
0.340
Earth Similarity Index
0%
Habitable-zone probability
13.20 R⊕
Radius
Planet
Mass899.454 M⊕measured
Bulk density2.150 g/cm³
Orbital period1708.0000 days
Semi-major axis2.81450 au
Eccentricity0.031
Incident flux0.146 S⊕
Equilibrium temperature157.1 K
Maximum angular separation74.36 masReflected-light contrast 3.82e-9 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources4 · 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 temperature5748 K
Radius1.110 R☉
Mass1.020 M☉
Distance37.8 pc / 123.4 ly
DiscoveryRadial Velocity, 2002