HD 222155 · G2 V
HD 222155 b
Rank #1450 of the ranked catalogue · Discovered by Radial Velocity in 2011
HZ 0%measured
0.101
Earth-2.0 index
0.306
Earth Similarity Index
0%
Habitable-zone probability
13.40 R⊕
Radius
Planet
Mass581.626 M⊕measured
Bulk density1.330 g/cm³
Orbital period3999.0000 days
Semi-major axis5.14000 au
Eccentricity0.160
Incident flux0.122 S⊕
Equilibrium temperature150.3 K
Maximum angular separation101.56 masReflected-light contrast 1.18e-9 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 coverage67%0% median composite-to-default difference over shared parameters.
Host star & system
HostHD 222155
Spectral typeG2 V
Effective temperature5701 K
Radius1.850 R☉
Mass1.210 M☉
Distance50.6 pc / 165.1 ly
DiscoveryRadial Velocity, 2011