Finding Earth 2.0
HD 33142 · K0 III

HD 33142 b

Rank #2282 of the ranked catalogue · Discovered by Radial Velocity in 2011

HZ 0%M sin i

0.094

Earth-2.0 index

0.282

Earth Similarity Index

0%

Habitable-zone probability

13.70 R⊕

Radius

Planet

Mass400.464 M⊕M sin i
Bulk density0.856 g/cm³
Orbital period330.0000 days
Semi-major axis1.07400 au
Eccentricity0.049
Incident flux8.678 S⊕
Equilibrium temperature436.3 K
Maximum angular separation8.85 masReflected-light contrast 2.82e-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 33142
Spectral typeK0 III
Effective temperature5025 K
Radius4.170 R☉
Mass1.520 M☉
Distance121.4 pc / 395.9 ly
DiscoveryRadial Velocity, 2011