GPSeismic® is a suite of survey, mapping and data ...

DOQ and DRG data are projected by the USGS into Universal Transverse Mercator (UTM) projection using the North American Datum (NAD) ellipsoid created in 1983 [7]. UTM is a projection system that divides the earth into 60 wedge shaped zones numbered … ................
................

In order to avoid copyright disputes, this page is only a partial summary.

Google Online Preview   Download