Gliese 12 · M4 V
Gliese 12 b
Rank #58 of the ranked catalogue · Discovered by Transit in 2024
HZ 0%measured
0.150
Earth-2.0 index
0.865
Earth Similarity Index
0%
Habitable-zone probability
0.93 R⊕
Radius
Planet
Mass0.950 M⊕measured
Bulk density6.400 g/cm³
Orbital period12.7614 days
Semi-major axis0.06700 au
Eccentricity0.240
Incident flux1.620 S⊕
Equilibrium temperature286.8 K
Transit-time σ at 203016.8 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation5.49 masReflected-light contrast 3.34e-8 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 coverage75%0% median composite-to-default difference over shared parameters.
Host star & system
HostGliese 12
Spectral typeM4 V
Effective temperature3328 K
Radius0.265 R☉
Mass0.255 M☉
Distance12.2 pc / 39.8 ly
DiscoveryTransit, 2024