GJ 687 · M3.0V
GJ 687 b
Rank #261 of the ranked catalogue · Discovered by Radial Velocity in 2014
HZ 99%M sin i
0.121
Earth-2.0 index
0.589
Earth Similarity Index
99%
Habitable-zone probability
4.32 R⊕
Radius
Planet
Mass17.200 M⊕M sin i
Bulk density1.170 g/cm³
Orbital period38.1420 days
Semi-major axis0.16300 au
Eccentricity0.170
Incident flux0.801 S⊕
Equilibrium temperature240.5 K
Maximum angular separation35.83 masReflected-light contrast 1.22e-7 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 coverage50%0% median composite-to-default difference over shared parameters.
Host star & system
HostGJ 687
Spectral typeM3.0V
Effective temperature3413 K
Radius0.418 R☉
Mass0.400 M☉
Distance4.5 pc / 14.8 ly
DiscoveryRadial Velocity, 2014