Performance Based Navigation

Tools for PBN

Position-, route- and surface-oriented engineering tools for exploring PBN accuracy, integrity, containment and obstacle-assessment concepts. Calculator and Procedure Sweep share the standards-traceable PBN calculation framework; OAS Explorer remains a separately bounded educational 3D workspace.

Tools

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Calculator spatial visualization showing the aircraft position, desired track, RNP corridor, uncertainty geometry and DME station directions.
Calculator spatial visualization

Single-position analysis

Calculator

Configure a navigation scenario and examine its accuracy, integrity, containment, geometry and supporting traceability.

  • GNSS, DME/DME and Multi-DME models
  • A priori and a posteriori snapshot modes
Open workspace
Procedure Sweep map showing a sampled route, selected DME stations, station rays, switch markers and HPL/HAL status.
Procedure Sweep sample map

Route-wide analysis

Procedure Sweep

Evaluate DME navigation performance over a complete procedure with sample-by-sample maps, plots and diagnostics.

  • Procedure and DME station editing
  • HPL/HAL trends and station selection
Open workspace
Full-window interactive workspace

3D surface exploration

OAS Explorer

3D visualisation of obstacle assessment surfaces as defined in ICAO's PANS OPS

  • RNP APCH and LPV
  • Interactive 3D surfaces and audit trace
Open workspace