GJ 2126 · M0 V
GJ 2126 b
Rank #1787 of the ranked catalogue · Discovered by Radial Velocity in 2025
HZ 69%M sin i
0.098
Earth-2.0 index
0.346
Earth Similarity Index
69%
Habitable-zone probability
13.60 R⊕
Radius
Planet
Mass413.177 M⊕M sin i
Bulk density0.903 g/cm³
Orbital period272.7000 days
Semi-major axis0.71000 au
Eccentricity0.850
Incident flux0.283 S⊕
Equilibrium temperature185.4 K
Maximum angular separation18.62 masReflected-light contrast 6.37e-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 coverage67%0% median composite-to-default difference over shared parameters.
Host star & system
HostGJ 2126
Spectral typeM0 V
Effective temperature4159 K
Radius0.728 R☉
Mass0.650 M☉
Distance38.1 pc / 124.4 ly
DiscoveryRadial Velocity, 2025