performance specification digital terrain elevation data
performance specification digital terrain elevation data
performance specification digital terrain elevation data
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MIL-PRF-89020BTABLE VII. Magnetic Tape File structure diagram-<strong>terrain</strong> example.32°NCell 3 Cell 431°N31°N6 12 18 24 30 36543230°N1 7 13 19 25 31 12'Cell 1 Cell 2Notes: (1) In the above example (non-standard 12' latitude/longitudespacing), each <strong>data</strong> Record contains 6 <strong>elevation</strong>s.a. DTED Level 1 - A 3" standard 1° cell <strong>data</strong> record contains1201 elevatons.b. DTED Level 2 - A 1" standard 1° cell <strong>data</strong> record contains3601 elevatons.(2) Elevations along 1° boundaries are repeated for each 1° cell.18
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