Finding Earth 2.0
HD 20003 · G8 V

HD 20003 b

Rank #2883 of the ranked catalogue · Discovered by Radial Velocity in 2019

HZ 0%M sin i

0.089

Earth-2.0 index

0.262

Earth Similarity Index

0%

Habitable-zone probability

3.43 R⊕

Radius

Planet

Mass11.660 M⊕M sin i
Bulk density1.590 g/cm³
Orbital period11.8482 days
Semi-major axis0.09740 au
Eccentricity0.360
Incident flux75.895 S⊕
Equilibrium temperature750.3 K
Maximum angular separation2.33 masReflected-light contrast 2.15e-7 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 coverage58%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 20003
Spectral typeG8 V
Effective temperature5494 K
Radius0.922 R☉
Mass0.875 M☉
Distance41.8 pc / 136.4 ly
DiscoveryRadial Velocity, 2019