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Landsat Missions

Glossary - O

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Orbit - The path of a body acted upon by the force of gravity.

Orbital period - The time it takes a satellite to complete one revolution (orbit) around the Earth. The orbital period of Landsat 7 is about 1.5 hours.

Oscillator - A device for producing alternating current.

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Page Last Modified: 01/16/13 01:31 pm
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