The Institute of Navigation (ION)

The Institute of Navigation (ION) is a not-for-profit organization advancing Positioning, Navigation and Timing (PNT). ION's international membership is drawn from many sources including professional navigators, engineers, physicists, mathematicians, astronomers, cartographers, photogrammetrists, meteorologists, educators, geodesists, surveyors, general aviation and airline pilots, mariners and anyone interested in position-determining systems. Corporate members include corporations, civil and military government agencies, private scientific and technical institutions, universities and training academies, and consulting firms.