HD 154857 · G5 V
HD 154857 b
Rank #1065 of the ranked catalogue · Discovered by Radial Velocity in 2004
HZ 0%M sin i
0.105
Earth-2.0 index
0.402
Earth Similarity Index
0%
Habitable-zone probability
13.30 R⊕
Radius
Planet
Mass778.683 M⊕M sin i
Bulk density1.820 g/cm³
Orbital period408.6000 days
Semi-major axis1.29000 au
Eccentricity0.460
Incident flux2.764 S⊕
Equilibrium temperature327.7 K
Maximum angular separation20.33 masReflected-light contrast 1.85e-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 154857
Spectral typeG5 V
Effective temperature5589 K
Radius2.300 R☉
Mass1.960 M☉
Distance63.4 pc / 206.9 ly
DiscoveryRadial Velocity, 2004