Finding Earth 2.0
WD 0806-661 · DQ

WD 0806-661 b

Discovered by Imaging in 2011

unknownmeasured

Earth-2.0 index

Earth Similarity Index

Habitable-zone probability

12.11 R⊕

Radius

Planet

Mass2224.799 M⊕measured
Bulk density6.890 g/cm³
Orbital period— days
Semi-major axis2500.00000 au
Eccentricity
Incident flux— S⊕
Equilibrium temperature357.0 K
Maximum angular separation129907.92 masReflected-light contrast 0 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 coverage75%0% median composite-to-default difference over shared parameters.

Host star & system

HostWD 0806-661
Spectral typeDQ
Effective temperature10393 K
Radius— R☉
Mass0.605 M☉
Distance19.2 pc / 62.8 ly
DiscoveryImaging, 2011