HR 858 · F6 V
HR 858 b
Rank #3846 of the ranked catalogue · Discovered by Transit in 2019
HZ 0%measured
0.081
Earth-2.0 index
0.152
Earth Similarity Index
0%
Habitable-zone probability
2.00 R⊕
Radius
Planet
Mass3.550 M⊕measured
Bulk density2.440 g/cm³
Orbital period3.5853 days
Semi-major axis0.04888 au
Eccentricity0.000
Incident flux989.700 S⊕
Equilibrium temperature1425.7 K
Transit-time σ at 203019.8 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation1.53 masReflected-light contrast 2.92e-7 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources3 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage92%0% median composite-to-default difference over shared parameters.
Host star & system
HostHR 858
Spectral typeF6 V
Effective temperature6354 K
Radius1.258 R☉
Mass1.204 M☉
Distance32.0 pc / 104.3 ly
DiscoveryTransit, 2019