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Maps > Glossaries > JViews Maps Glossary > U
 
U
UAV
Unmanned Aerial Vehicle or drone that gathers intelligence, in this case for military purposes.
UPS
The Universal Polar Stereographic coordinate system is used in conjunction with the Universal Transverse Mercator (UTM) coordinate system to locate positions on the surface of the earth, see UTM. Like UTM, the UPS coordinate system uses a metric-based cartesian grid laid out on a conformally projected surface. UPS covers the Earth's polar regions.
UTM
The Universal Transverse Mercator (UTM) coordinate system is a grid-based method of specifying locations on the surface of the Earth using two-dimensional horizontal positions.

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