GJ 9689 · M0.5
GJ 9689 b
Rank #539 of the ranked catalogue · Discovered by Radial Velocity in 2020
HZ 0%M sin i
0.113
Earth-2.0 index
0.523
Earth Similarity Index
0%
Habitable-zone probability
3.07 R⊕
Radius
Planet
Mass9.650 M⊕M sin i
Bulk density1.830 g/cm³
Orbital period18.2700 days
Semi-major axis0.11390 au
Eccentricity0.290
Incident flux4.864 S⊕
Equilibrium temperature377.5 K
Maximum angular separation3.72 masReflected-light contrast 1.26e-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 coverage75%0% median composite-to-default difference over shared parameters.
Host star & system
HostGJ 9689
Spectral typeM0.5
Effective temperature3836 K
Radius0.570 R☉
Mass0.590 M☉
Distance30.6 pc / 99.9 ly
DiscoveryRadial Velocity, 2020