Finding Earth 2.0
KOI-55 · B

KOI-55 c

Discovered by Orbital Brightness Modulation in 2011

unknownmeasured

Earth-2.0 index

0.027

Earth Similarity Index

Habitable-zone probability

0.87 R⊕

Radius

Planet

Mass0.655 M⊕measured
Bulk density5.520 g/cm³
Orbital period0.3429 days
Semi-major axis0.00760 au
Eccentricity
Incident flux396618.361 S⊕
Equilibrium temperature6379.1 K
Maximum angular separation0.01 masReflected-light contrast 2.26e-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 coverage73%0% median composite-to-default difference over shared parameters.

Host star & system

HostKOI-55
Spectral typeB
Effective temperature27730 K
Radius0.203 R☉
Mass0.496 M☉
Distance1231.0 pc / 4015.0 ly
DiscoveryOrbital Brightness Modulation, 2011