differential global-positioning system surveying

differential global-positioning system (DGPS)

Global Positioning System (GPS)

embedded global-positioning and inertial-navigation system (EGI) / embedded GPS/INS

enhanced global positioning and inertial navigation system (EGI) / enhanced GPS/INS

global positioning system-guided munitions (GPS-guided)

global positioning locator

surveying system

geodetic satellite surveying system

analytical photogrammetric positioning system (APPS)

angular surveying

ground surveying

surveying ship

geodetic surveying

aerial surveying drone

drone surveying

surveying drone

surveyor's level (surveying level, tbc)

incremental differential pressure system

Global Disaster Alert and Coordination System (GDACS) (UN)

Global Maritime Distress Safety System (GMDSS)

Global Navigation Satellite System (GLONASS)

Global Navigation Satellite System (GNSS)

Global Forecast System (GFS) Data

Charter on the rights and obligations of States relating to global navigation satellite system (GNSS) services

global navigation satellite system

Guidelines for the Introduction and Operational Use of Global Navigation Satellite System

Global Mobile Artillery Rocket System (GMARS)

gun positioning

positioning and navigation (POSNAV)

positioning of personnel assets

precise positioning service (PPS)

pre-positioning site