What Is Performance-Based Navigation in Aviation?

Performance-Based Navigation defined for aviation professionals, with its operational or commercial use, document context and related terminology.

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How the Term Is Used in Aviation

Performance-Based Navigation, or PBN, defines navigation requirements in terms of required system performance rather than dependence on specific ground-based navigation aids.

Aviation Glossary

Term: Performance-Based Navigation

Category: Airline Operations & Navigation

Operational Effect

RNAV and RNP specifications sit within the PBN framework and are approved for particular airspace or procedures.

How It Is Used in Flight Operations

Performance-Based Navigation is used within dispatch, flight planning, crew procedures, aircraft approvals or air traffic operations depending on the subject. Operators must apply the version and approval basis recognized by the relevant aviation authority.

Approval and Dispatch Considerations

Equipment capability alone may not be sufficient. Operator approval, crew qualification, maintenance status, database currency, route authorization and company procedures can all affect whether the capability may be used on a specific flight.

Related Aviation Topics

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RNAV and RNP specifications sit within the PBN framework and are approved for particular airspace or procedures.

Frequently Asked Questions

Performance-Based Navigation FAQ

What does Performance-Based Navigation mean in aviation?

Performance-Based Navigation, or PBN, defines navigation requirements in terms of required system performance rather than dependence on specific ground-based navigation aids.

Why does Performance-Based Navigation matter?

RNAV and RNP specifications sit within the PBN framework and are approved for particular airspace or procedures.

Where would an aviation professional encounter Performance-Based Navigation?

It is commonly encountered in airline operations & navigation documents, procedures, calculations or operating discussions where the underlying technical or commercial issue is relevant.

Does installed equipment automatically authorize the operation?

No. Many capabilities also require operator approval, current maintenance status, crew qualification and procedures accepted by the relevant authority.