GJ 317 · M3.5 V
GJ 317 b
Rank #3042 of the ranked catalogue · Discovered by Radial Velocity in 2007
HZ 0%measured
0.088
Earth-2.0 index
0.198
Earth Similarity Index
0%
Habitable-zone probability
13.30 R⊕
Radius
Planet
Mass794.500 M⊕measured
Bulk density1.860 g/cm³
Orbital period695.6900 days
Semi-major axis1.13800 au
Eccentricity0.083
Incident flux0.016 S⊕
Equilibrium temperature90.3 K
Maximum angular separation74.88 masReflected-light contrast 2.37e-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
HostGJ 317
Spectral typeM3.5 V
Effective temperature3496 K
Radius0.403 R☉
Mass0.402 M☉
Distance15.2 pc / 49.6 ly
DiscoveryRadial Velocity, 2007