Waypoint
Definition
A predetermined geographical position defined by latitude/longitude coordinates, used for navigation and flight planning. Waypoints are identified by five-letter names (e.g., TIGER, SHARK).
Related Terms
Flight Plan
A document filed with air traffic control that specifies the planned route, altitude, speed, and other details of a flight. Required for all IFR flights and recommended for VFR flights.
RNAV (Area Navigation)
A navigation method that allows aircraft to fly on any desired flight path without being limited to ground-based navigation aids. Uses GPS, DME, or inertial reference systems.
SID (Standard Instrument Departure)
A published flight procedure followed by aircraft immediately after takeoff, providing a transition from the runway to the en-route airway structure while ensuring obstacle clearance.