GJ 3998 · M1
GJ 3998 c
Rank #386 of the ranked catalogue · Discovered by Radial Velocity in 2016
HZ 0%M sin i
0.117
Earth-2.0 index
0.555
Earth Similarity Index
0%
Habitable-zone probability
2.50 R⊕
Radius
Planet
Mass6.820 M⊕M sin i
Bulk density2.400 g/cm³
Orbital period13.7270 days
Semi-major axis0.09000 au
Eccentricity0.000
Incident flux5.400 S⊕
Equilibrium temperature387.5 K
Maximum angular separation4.96 masReflected-light contrast 1.34e-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 3998
Spectral typeM1
Effective temperature3726 K
Radius0.500 R☉
Mass0.520 M☉
Distance18.1 pc / 59.2 ly
DiscoveryRadial Velocity, 2016