GJ 887 · M1 V
GJ 887 e
Rank #573 of the ranked catalogue · Discovered by Radial Velocity in 2026
HZ 0%M sin i
0.113
Earth-2.0 index
0.514
Earth Similarity Index
0%
Habitable-zone probability
1.12 R⊕
Radius
Planet
Mass1.460 M⊕M sin i
Bulk density5.710 g/cm³
Orbital period4.4249 days
Semi-major axis0.04170 au
Eccentricity—
Incident flux20.900 S⊕
Equilibrium temperature543.5 K
Maximum angular separation12.69 masReflected-light contrast 1.25e-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 coverage82%0% median composite-to-default difference over shared parameters.
Host star & system
HostGJ 887
Spectral typeM1 V
Effective temperature3688 K
Radius0.468 R☉
Mass0.495 M☉
Distance3.3 pc / 10.7 ly
DiscoveryRadial Velocity, 2026