Mars

Mean Distance from the Sun	1.52 AU (227.94 million km / 137.8 million miles)
Period of Revolution (length of year)	686.98 Earth days
Period of Rotation	24.6 Earth hours
Length of day	24.7 Earth hours
Inclination	1.9 degrees
Equatorial Diameter	6,794 km (4,222 miles)

Original image located at: http://photojournal.jpl.nasa.gov/index.html

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