Finding Earth 2.0
47 UMa · G0V

47 UMa b

Rank #952 of the ranked catalogue · Discovered by Radial Velocity in 1996

HZ 56%M sin i

0.107

Earth-2.0 index

0.404

Earth Similarity Index

56%

Habitable-zone probability

13.20 R⊕

Radius

Planet

Mass804.080 M⊕M sin i
Bulk density1.920 g/cm³
Orbital period1078.0000 days
Semi-major axis2.10000 au
Eccentricity0.032
Incident flux0.358 S⊕
Equilibrium temperature196.6 K
Maximum angular separation152.21 masReflected-light contrast 6.86e-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

Host47 UMa
Spectral typeG0V
Effective temperature5872 K
Radius1.213 R☉
Mass1.060 M☉
Distance13.8 pc / 45.0 ly
DiscoveryRadial Velocity, 1996