Uranus Data



Average distance from the Sun 19.18 AU (28.69 x 108 km)
Eccentricity of orbit 0.0461
Maximum distance from the Sun 20.1 AU (30.0 x 108 km)
Minimum distance from the Sun 18.3 AU (27.4 x 108 km)
Inclination of orbit to ecliptic 0 46' 23''
Average orbital velocity 6.81 km/sec
Orbital period 84.013 y (30,685 days)
Period of rotation 17 h 14 m
Inclination of equator to orbit 97 55'
Equatorial diameter 51,118 km
Mass 8.69 x 1025 kg
Average density 1290 kg/m3
Gravity 0.919 earth gravity
Escape velocity 22 km/sec
Temperature above cloud tops 50 K (-364 F)
Atmosphere Composition 83% Hydrogen
15% Helium
2% Methane
Atmospheric Pressure 1.2 bars
Albedo 0.35