Albedo 0.39
Maximum distance from the sun：
94 million 537 thousand miles
Minimum distance from the sun：
91 million 377 thousand miles
Mean distance from the sun：
92 million 957 thousand and 200 miles
Mean Orbital velocity: 66000 miles per hour
0rbital eccentricity: 0.017
Obliquity of the ecliptic:
23 degrees 27 minutes 8.26 seconds
Length of the tropical year:
equinox equinox 365.24 days
Lenght of the sidereal year:
fixed star fixed star 365.26 days
Length of the mean solar day:
24 hours and 3 minutes
and 56.5555 seconds at mean solar time
Length of the mean sidereal day:
23 hours and 56 minutes
and 4.091 seconds at mean sederial time
Mass: 6600 milion milion milion tons
Equatorial diameter: 7927 miles
Polar diameter: 7900 miles
Oblateness: one 298th
Density: 5.41
Mean surface gravitational acceleration of the rotating earth:
32.174 feet per second per second
Escape velocity: 7 miles per second
Albedo: 0.39
Albedo: 0.39
Albedo: 0.39
Albedo: 0.39
Albedo: 0.39
Albedo: 0.39
Albedo: 0.39