Ross 176 · K7 V
Ross 176 b
Rank #538 of the ranked catalogue · Discovered by Transit in 2025
HZ 0%measured
0.113
Earth-2.0 index
0.405
Earth Similarity Index
0%
Habitable-zone probability
1.84 R⊕
Radius
Planet
Mass4.570 M⊕measured
Bulk density4.030 g/cm³
Orbital period5.0066 days
Semi-major axis0.04640 au
Eccentricity0.250
Incident flux36.200 S⊕
Equilibrium temperature623.5 K
Transit-time σ at 20306.3 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation1.00 masReflected-light contrast 2.73e-7 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources2 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage100%0% median composite-to-default difference over shared parameters.
Host star & system
HostRoss 176
Spectral typeK7 V
Effective temperature4041 K
Radius0.569 R☉
Mass0.577 M☉
Distance46.4 pc / 151.5 ly
DiscoveryTransit, 2025