Finding Earth 2.0
Kepler-77 · G5 V

Kepler-77 b

Rank #4736 of the ranked catalogue · Discovered by Transit in 2013

HZ 0%measured

0.072

Earth-2.0 index

0.105

Earth Similarity Index

0%

Habitable-zone probability

10.76 R⊕

Radius

Planet

Mass136.661 M⊕measured
Bulk density0.603 g/cm³
Orbital period3.5788 days
Semi-major axis0.04501 au
Eccentricity0.000
Incident flux432.871 S⊕
Equilibrium temperature1159.5 K
Transit-time σ at 20300.7 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.07 masReflected-light contrast 9.92e-6 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources4 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage92%0% median composite-to-default difference over shared parameters.

Host star & system

HostKepler-77
Spectral typeG5 V
Effective temperature5520 K
Radius0.990 R☉
Mass0.950 M☉
Distance639.4 pc / 2085.5 ly
DiscoveryTransit, 2013