GJ 393 · M2.0 V
GJ 393 b
Rank #292 of the ranked catalogue · Discovered by Radial Velocity in 2021
HZ 0%M sin i
0.120
Earth-2.0 index
0.617
Earth Similarity Index
0%
Habitable-zone probability
1.17 R⊕
Radius
Planet
Mass1.710 M⊕M sin i
Bulk density5.870 g/cm³
Orbital period7.0268 days
Semi-major axis0.05402 au
Eccentricity—
Incident flux9.210 S⊕
Equilibrium temperature442.8 K
Maximum angular separation7.68 masReflected-light contrast 8.14e-8 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 393
Spectral typeM2.0 V
Effective temperature3579 K
Radius0.426 R☉
Mass0.426 M☉
Distance7.0 pc / 22.9 ly
DiscoveryRadial Velocity, 2021