Finding Earth 2.0
Kepler-54 · M1 V

Kepler-54 b

Rank #1004 of the ranked catalogue · Discovered by Transit in 2012

HZ 0%measured

0.106

Earth-2.0 index

0.352

Earth Similarity Index

0%

Habitable-zone probability

2.10 R⊕

Radius

Planet

Mass0.980 M⊕measured
Bulk density0.760 g/cm³
Orbital period8.0109 days
Semi-major axis0.06190 au
Eccentricity0.022
Incident flux12.357 S⊕
Equilibrium temperature476.6 K
Transit-time σ at 203093.1 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.23 masReflected-light contrast 2.00e-7 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources10 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage50%0% median composite-to-default difference over shared parameters.

Host star & system

HostKepler-54
Spectral typeM1 V
Effective temperature3705 K
Radius0.500 R☉
Mass0.510 M☉
Distance271.7 pc / 886.2 ly
DiscoveryTransit, 2012