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Methodology

A reference to the methodologies for the computation of the performance indicators.


This is shared in order to encourage collaboration, transparency and reproducibility of performance indicators.

Safety methodology

Safety

  • Composite Risk Index

Safety methodology

Capacity

  • ATFM delay computation
  • Airport Capacity Utilisation

Flight efficiency and the environment

Efficiency/ Environment

  • Additional Taxi Out Time
  • Horizontal Flight Efficiency performance indicators
  • En-route Vertical Flight Efficiency
  • Vertical Flight Efficiency during Climb and Descent
  • Additional ASMA Time
  • Additional Taxi In Time

Cost-efficiency methodology

Economics

  • ATM Cost-Efficiency (ACE) Handbook

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