performance specification digital terrain elevation data
performance specification digital terrain elevation data
performance specification digital terrain elevation data
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MIL-PRF-89020BCD-ROM.c. User Header Label (UHL). The UHL is used for magnetic tape andField Length CharacterField Contents In Characters Start DescriptionUHL 3 1 Recognition sentinel.1 1 4 Fixed by standard.DDDMMSSH 8 5 Longitude of origin (lowerleft corner of <strong>data</strong> set;full degree value; leadingzero(s) for all subfields:degrees, minutes andseconds). H is theHemisphere of the <strong>data</strong>.DDDMMSSH 8 13 Latitude of origin (lowerleft corner of <strong>data</strong> set;full degree value; leadingzero(s) for all sub fields:(degrees, minutes andseconds). H is theHemisphere of the <strong>data</strong>.SSSS 4 21 Longitude <strong>data</strong> interval intenths of seconds.SSSS 4 25 Latitude <strong>data</strong> interval intenths of seconds.0000-9999 orNot Available (NA)4 29 Absolute Vertical Accuracyin Meters. (With 90%assurance that the linearerrors will not exceed thisvalue relative to mean sealevel (Right justified)).S - Secret 3 33 Security code. (LeftC - ConfidentialJustified)U - UnclassifiedR - Restricted22
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