ups And · F8 V
ups And d
Rank #455 of the ranked catalogue · Discovered by Radial Velocity in 1999
HZ 100%measured
0.115
Earth-2.0 index
0.433
Earth Similarity Index
100%
Habitable-zone probability
12.50 R⊕
Radius
Planet
Mass3257.741 M⊕measured
Bulk density9.170 g/cm³
Orbital period1276.4600 days
Semi-major axis2.51329 au
Eccentricity0.299
Incident flux0.531 S⊕
Equilibrium temperature217.0 K
Maximum angular separation187.48 masReflected-light contrast 4.29e-9 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