Finding Earth 2.0
ups And · F8 V

ups And c

Rank #1133 of the ranked catalogue · Discovered by Radial Velocity in 1999

HZ 0%measured

0.104

Earth-2.0 index

0.328

Earth Similarity Index

0%

Habitable-zone probability

12.30 R⊕

Radius

Planet

Mass4443.241 M⊕measured
Bulk density13.100 g/cm³
Orbital period241.2580 days
Semi-major axis0.82777 au
Eccentricity0.260
Incident flux4.893 S⊕
Equilibrium temperature378.1 K
Maximum angular separation61.75 masReflected-light contrast 3.83e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources6 · 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

Hostups And
Spectral typeF8 V
Effective temperature6157 K
Radius1.560 R☉
Mass1.300 M☉
Distance13.4 pc / 43.7 ly
DiscoveryRadial Velocity, 1999