Table 1.

Defining positioning, navigation, and timing (PNT)

PositionThe Ability to Accurately and Precisely Determine One’s Location and Orientation Referenced to a Standard Geodetic System
NavigationThe ability to determine current and desired position (relative or absolute) and apply corrections to course, orientation, and speed at various altitudes
TimingThe ability to acquire and maintain accurate and precise time from a standard (Coordinated Universal Time, or UTC), anywhere in the world and within user-defined timeliness parameters; includes time transfer
Source(s): U.S. Department of Transportation. About PNT & Spectrum Management, available at: www.rita.dot.gov/pnt/about

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