GJ 1148 · M5
GJ 1148 b
Rank #1724 of the ranked catalogue · Discovered by Radial Velocity in 2010
HZ 98%M sin i
0.098
Earth-2.0 index
0.331
Earth Similarity Index
98%
Habitable-zone probability
11.90 R⊕
Radius
Planet
Mass96.700 M⊕M sin i
Bulk density0.315 g/cm³
Orbital period41.3800 days
Semi-major axis0.16600 au
Eccentricity0.380
Incident flux0.491 S⊕
Equilibrium temperature212.7 K
Maximum angular separation15.07 masReflected-light contrast 8.92e-7 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources4 · 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 1148
Spectral typeM5
Effective temperature3287 K
Radius0.358 R☉
Mass0.344 M☉
Distance11.0 pc / 35.9 ly
DiscoveryRadial Velocity, 2010