Finding Earth 2.0
Kepler-33

Kepler-33 c

Rank #4953 of the ranked catalogue · Discovered by Transit in 2011

HZ 0%measured

0.068

Earth-2.0 index

0.093

Earth Similarity Index

0%

Habitable-zone probability

3.20 R⊕

Radius

Planet

Mass0.390 M⊕measured
Bulk density0.130 g/cm³
Orbital period13.1756 days
Semi-major axis0.11890 au
Eccentricity0.000
Incident flux241.759 S⊕
Equilibrium temperature1002.3 K
Transit-time σ at 2030115.3 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.10 masReflected-light contrast 1.26e-7 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 coverage67%0% median composite-to-default difference over shared parameters.

Host star & system

HostKepler-33
Spectral typeG
Effective temperature5904 K
Radius1.820 R☉
Mass1.291 M☉
Distance1209.2 pc / 3943.7 ly
DiscoveryTransit, 2011