Finding Earth 2.0
Kepler-57

Kepler-57 b

Rank #1841 of the ranked catalogue · Discovered by Transit in 2012

HZ 0%measured

0.098

Earth-2.0 index

0.264

Earth Similarity Index

0%

Habitable-zone probability

3.13 R⊕

Radius

Planet

Mass25.060 M⊕measured
Bulk density4.466 g/cm³
Orbital period5.7200 days
Semi-major axis0.05988 au
Eccentricity0.016
Incident flux124.349 S⊕
Equilibrium temperature848.8 K
Maximum angular separation0.09 masReflected-light contrast 4.76e-7 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources6 · 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

HostKepler-57
Spectral typeK
Effective temperature5188 K
Radius0.826 R☉
Mass0.859 M☉
Distance644.1 pc / 2100.9 ly
DiscoveryTransit, 2012