Closest approach to Earth
34,600,000 miles
Mean distance from the Sun
141,600,000 miles

Period of rotation around the Sun
1.88089 years

Citerial rotation period
24 hours, 37 minutes, 22.66 seconds

Mean surface atmospheric temperature
-23 degrees

Official albedo
0.159

.... 52 degrees
2880

Official magnitude at mean position
-2.01

Mass
0.1017

Density
3.95

Diameter
0.532

Inclination of equator
24.936 degrees

Gravitational escape
3121 miles

inclination...

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