HD 177830 · K0
HD 177830 b
Rank #1407 of the ranked catalogue · Discovered by Radial Velocity in 1999
HZ 0%M sin i
0.102
Earth-2.0 index
0.356
Earth Similarity Index
0%
Habitable-zone probability
13.50 R⊕
Radius
Planet
Mass537.133 M⊕M sin i
Bulk density1.200 g/cm³
Orbital period410.1000 days
Semi-major axis1.14000 au
Eccentricity0.100
Incident flux3.726 S⊕
Equilibrium temperature353.2 K
Maximum angular separation18.16 masReflected-light contrast 2.43e-8 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 177830
Spectral typeK0
Effective temperature4901 K
Radius3.260 R☉
Mass1.700 M☉
Distance62.8 pc / 204.7 ly
DiscoveryRadial Velocity, 1999