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PBN Learning Center

Learn more about Performance-based Navigation

Glossary

A list of commonly used PBN acronyms and their descriptions.

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Technical Information

Comparison of Aircraft Track Variability, PBN Manuals, and Technical Design Criteria.

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RNAV

Area Navigation (RNAV) equipment onboard the aircraft calculates and follows a direct navigation path between two points, without the aircraft having to overfly intermediate, ground-based navigation aids.

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RNP

Required-Navigation Performance (RNP) aircraft navigation systems provide performance monitoring and alerting, allowing the aircraft to safely fly precise, three-dimensional trajectories.

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OPD

Optimized Profile Descent (OPD) solutions from GE Aviation allow equipment onboard the aircraft to choose the optimum point at which to begin the aircraft's descent to landing, during which the aircraft uses idle thrust or minimum necessary thrust. A PBN approach path provides the predictability necessary for the aircraft to make the most efficient OPD.

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