Finding Earth 2.0
HD 564 · G2/G3 V

HD 564 b

Rank #1774 of the ranked catalogue · Discovered by Radial Velocity in 2014

HZ 100%M sin i

0.098

Earth-2.0 index

0.347

Earth Similarity Index

100%

Habitable-zone probability

12.50 R⊕

Radius

Planet

Mass104.880 M⊕M sin i
Bulk density0.295 g/cm³
Orbital period492.3000 days
Semi-major axis1.20000 au
Eccentricity0.096
Incident flux0.725 S⊕
Equilibrium temperature234.6 K
Maximum angular separation23.45 masReflected-light contrast 1.88e-8 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 coverage67%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 564
Spectral typeG2/G3 V
Effective temperature5902 K
Radius1.010 R☉
Mass0.961 M☉
Distance51.2 pc / 166.9 ly
DiscoveryRadial Velocity, 2014