Finding Earth 2.0
HD 4732 · K0 IV

HD 4732 c

Rank #874 of the ranked catalogue · Discovered by Radial Velocity in 2012

HZ 100%M sin i

0.108

Earth-2.0 index

0.461

Earth Similarity Index

100%

Habitable-zone probability

13.10 R⊕

Radius

Planet

Mass1069.493 M⊕M sin i
Bulk density2.610 g/cm³
Orbital period3184.2000 days
Semi-major axis4.72500 au
Eccentricity0.187
Incident flux0.588 S⊕
Equilibrium temperature222.6 K
Maximum angular separation86.25 masReflected-light contrast 1.33e-9 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 4732
Spectral typeK0 IV
Effective temperature4898 K
Radius5.030 R☉
Mass1.390 M☉
Distance54.8 pc / 178.7 ly
DiscoveryRadial Velocity, 2012