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Unformatted text preview: •Provides 3D grid; •Allows to correct for drift. •Elevation; •Radar or laser altimeter. •Differential GPS for some helicopter surveys. •Position •Video tape with maps in older surveys. •GPS in modern surveys. •Max line spacing chosen to make sure that in general, h/ δ x is > 1....
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This note was uploaded on 01/07/2012 for the course PHYSICS 384 taught by Professor Wei during the Spring '09 term at SUNY Stony Brook.
- Spring '09