gam1 Leo · K1 IIIb Fe-0.5
gam1 Leo b
Rank #4860 of the ranked catalogue · Discovered by Radial Velocity in 2009
HZ 0%M sin i
0.070
Earth-2.0 index
0.145
Earth Similarity Index
0%
Habitable-zone probability
12.50 R⊕
Radius
Planet
Mass2790.430 M⊕M sin i
Bulk density7.850 g/cm³
Orbital period428.5000 days
Semi-major axis1.19000 au
Eccentricity0.144
Incident flux228.511 S⊕
Equilibrium temperature988.3 K
Maximum angular separation29.83 masReflected-light contrast 1.92e-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
Hostgam1 Leo
Spectral typeK1 IIIb Fe-0.5
Effective temperature4330 K
Radius31.880 R☉
Mass1.230 M☉
Distance39.9 pc / 130.1 ly
DiscoveryRadial Velocity, 2009