Finding Earth 2.0
Kepler-177

Kepler-177 b

Rank #1559 of the ranked catalogue · Discovered by Transit in 2013

HZ 0%measured

0.100

Earth-2.0 index

0.289

Earth Similarity Index

0%

Habitable-zone probability

3.50 R⊕

Radius

Planet

Mass5.840 M⊕measured
Bulk density0.750 g/cm³
Orbital period36.8601 days
Semi-major axis0.21101 au
Eccentricity0.000
Incident flux30.400 S⊕
Equilibrium temperature596.9 K
Transit-time σ at 2030440.7 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.15 masReflected-light contrast 4.78e-8 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 coverage83%0% median composite-to-default difference over shared parameters.

Host star & system

HostKepler-177
Spectral typeG
Effective temperature5732 K
Radius1.324 R☉
Mass0.921 M☉
Distance1435.4 pc / 4681.8 ly
DiscoveryTransit, 2013