What does RNAV stand for?

RNAV stands for Area Navigation. This term is significant in aviation as it refers to a method of navigation that allows an aircraft to fly along a predetermined flight path, using waypoints that can be located anywhere in relation to ground-based navigation aids. RNAV enables more efficient routing and better use of airspace, facilitating operations in areas with limited ground-based navigation coverage, like over oceans or remote regions.

Today, RNAV systems are extensively used throughout various phases of flight, including departure, en route, and approach, often incorporating satellite-based technologies such as GPS. Understanding RNAV is crucial for pilots and air traffic controllers as it enhances situational awareness and contributes to the overall efficiency and safety of air travel.