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:: Moon ::

 
Metric
Scientific Notation
By Comparison
Discovered By Known by the Ancients
Date of Discovery Unknown
Average Distance from Earth 384,400 km 3.84400 x 105 km (0.00257 A.U.) 0.00257 x Earth's Distance from the Sun
Distance from the Sun Perigee (closest) 363,300 km 3.633 x 105 km (0.00271 A.U.) 0.00247 x Earth's
Distance from the Sun Apogee (farthest) 405,500 km 4.055 x 105 km (0.00243 A.U.) 0.00267 x Earth's
Equatorial Radius 1737.4 km 1.734 x 103 km 0.2724 x Earth
Equatorial Circumference 10,916 km 1.0916 x 104 km -
Volume 21,970,000 km3 2.197 x 1010 km3 0.020 x Earth
Mass 73,483,000,000,000,000,000,000 kg 7.3483 x 1022 kg 0.0123 x Earth
Density 3.341 g/cm3 - 0.606 x Earth
Surface Area 37,932,330 km2 3.793233 x 107 km2 0.074 x Earth
Equatorial Surface Gravity 1.622 m/s2 - 0.166 x
Escape Velocity 8,568 km/h 2,380 m/s By Comparison: 0.213 x Earth
Sidereal Rotation Period
(Length of Day)
27.321661 Earth days 655.72 hours - Synchronous With Earth
Sidereal Orbit Period
(Length of Year)
0.075 Earth years 27.321661 Earth days - Orbit Period = Rotation Period
Mean Orbit Velocity 3,682.8 km/h 1,023 m/s 0.034 x Earth
Orbital Eccentricity 0.05490 3.285 x Earth
Orbital Inclination to Ecliptic 5.145 degrees - Oscillates roughly 0.15 degrees in 173 days
Equatorial Inclination to Orbit 6.68 degrees - -
Orbital Circumference 2,290,000 km 2.290 x 106 km -
Minimum/Maximum Surface Temperature -233/123 C 40/396 K -
Additional Information
Because of the gravitational pull of the Sun, the extreme ranges of the Moon from the Earth are from 356,400 km to 406,700 km.

01.01.2013 14:51 Mladen
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