HD 219077 · G8 V+
HD 219077 b
Rank #1827 of the ranked catalogue · Discovered by Radial Velocity in 2012
HZ 0%measured
0.098
Earth-2.0 index
0.292
Earth Similarity Index
0%
Habitable-zone probability
12.50 R⊕
Radius
Planet
Mass3057.509 M⊕measured
Bulk density8.600 g/cm³
Orbital period5478.6886 days
Semi-major axis5.93500 au
Eccentricity0.768
Incident flux0.075 S⊕
Equilibrium temperature133.2 K
Maximum angular separation203.35 masReflected-light contrast 7.70e-10 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 coverage50%0% median composite-to-default difference over shared parameters.
Host star & system
HostHD 219077
Spectral typeG8 V+
Effective temperature5362 K
Radius1.910 R☉
Mass0.920 M☉
Distance29.2 pc / 95.2 ly
DiscoveryRadial Velocity, 2012