GJ 4274 · M4.5 V
GJ 4274 b
Rank #616 of the ranked catalogue · Discovered by Radial Velocity in 2026
HZ 0%M sin i
0.112
Earth-2.0 index
0.527
Earth Similarity Index
0%
Habitable-zone probability
1.53 R⊕
Radius
Planet
Mass2.970 M⊕M sin i
Bulk density4.560 g/cm³
Orbital period1.6339 days
Semi-major axis0.01530 au
Eccentricity—
Incident flux14.700 S⊕
Equilibrium temperature497.7 K
Maximum angular separation2.12 masReflected-light contrast 1.74e-6 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 coverage73%0% median composite-to-default difference over shared parameters.
Host star & system
HostGJ 4274
Spectral typeM4.5 V
Effective temperature3228 K
Radius0.190 R☉
Mass0.180 M☉
Distance7.2 pc / 23.6 ly
DiscoveryRadial Velocity, 2026