GJ 1252 · M3
GJ 1252 b
Rank #1611 of the ranked catalogue · Discovered by Transit in 2020
HZ 0%measured
0.099
Earth-2.0 index
0.267
Earth Similarity Index
0%
Habitable-zone probability
1.19 R⊕
Radius
Planet
Mass1.320 M⊕measured
Bulk density4.200 g/cm³
Orbital period0.5182 days
Semi-major axis0.00915 au
Eccentricity0.000
Incident flux233.000 S⊕
Equilibrium temperature993.1 K
Transit-time σ at 203089.5 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.45 masReflected-light contrast 2.95e-6 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources5 · 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 1252
Spectral typeM3
Effective temperature3458 K
Radius0.391 R☉
Mass0.381 M☉
Distance20.4 pc / 66.4 ly
DiscoveryTransit, 2020