Finding Earth 2.0
HD 100655 · G9 III

HD 100655 b

Rank #4279 of the ranked catalogue · Discovered by Radial Velocity in 2011

HZ 0%M sin i

0.077

Earth-2.0 index

0.166

Earth Similarity Index

0%

Habitable-zone probability

13.50 R⊕

Radius

Planet

Mass511.706 M⊕M sin i
Bulk density1.140 g/cm³
Orbital period157.5700 days
Semi-major axis0.68000 au
Eccentricity0.090
Incident flux92.993 S⊕
Equilibrium temperature789.4 K
Maximum angular separation4.96 masReflected-light contrast 6.84e-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 coverage67%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 100655
Spectral typeG9 III
Effective temperature4891 K
Radius10.060 R☉
Mass2.280 M☉
Distance137.2 pc / 447.4 ly
DiscoveryRadial Velocity, 2011