Finding Earth 2.0
HD 2952 · K0 III

HD 2952 b

Rank #4166 of the ranked catalogue · Discovered by Radial Velocity in 2013

HZ 0%M sin i

0.078

Earth-2.0 index

0.177

Earth Similarity Index

0%

Habitable-zone probability

13.90 R⊕

Radius

Planet

Mass284.774 M⊕M sin i
Bulk density0.583 g/cm³
Orbital period312.0800 days
Semi-major axis1.11700 au
Eccentricity0.269
Incident flux46.959 S⊕
Equilibrium temperature665.4 K
Maximum angular separation10.14 masReflected-light contrast 2.69e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources3 · 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 2952
Spectral typeK0 III
Effective temperature4853 K
Radius10.900 R☉
Mass1.910 M☉
Distance110.1 pc / 359.1 ly
DiscoveryRadial Velocity, 2013