Finding Earth 2.0
KOI-55 · B

KOI-55 b

Discovered by Orbital Brightness Modulation in 2011

unknownmeasured

Earth-2.0 index

0.023

Earth Similarity Index

Habitable-zone probability

0.76 R⊕

Radius

Planet

Mass0.440 M⊕measured
Bulk density5.530 g/cm³
Orbital period0.2401 days
Semi-major axis0.00600 au
Eccentricity
Incident flux636352.126 S⊕
Equilibrium temperature7179.4 K
Maximum angular separation0.01 masReflected-light contrast 2.78e-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