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Arrival flight efficiency in pre- and post-Covid-19 pandemics.

Anastasia Lemetti1, Henrik Hardell1,2, Tatiana Polishchuk1

  • 1Communications and Transport Systems, Linköping University (LiU), 60174 Norrköping, Sweden.

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|November 21, 2022
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Summary

Even with reduced air traffic, aviation arrival inefficiencies persist. Weather impacts vertical flight efficiency more than traffic, while traffic intensity affects lateral efficiency due to flight path adjustments.

Keywords:
Arrival flight efficiencyContinuous descent operationsFuel consumptionKey performance indicatorsTMA performanceWeather impact

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Area of Science:

  • Aviation Operations
  • Air Traffic Management
  • Environmental Performance

Background:

  • The COVID-19 pandemic caused a significant decrease in global air traffic.
  • Aviation is currently experiencing a gradual recovery in traffic volumes.
  • This study examines arrival performance during a period of reduced, non-congested air traffic.

Purpose of the Study:

  • To analyze flight arrival efficiency in Terminal Maneuvering Areas (TMAs) during uncongested conditions.
  • To identify and quantify inefficiencies in arrival performance despite reduced traffic.
  • To investigate the distinct impacts of weather and traffic intensity on arrival efficiency.

Main Methods:

  • Utilized historical arrival data from Stockholm Arlanda and Gothenburg Landvetter airports.
  • Applied flight efficiency and environmental performance indicators (PIs).
  • Analyzed isolated scenarios focusing on either low traffic or good weather conditions.

Main Results:

  • Noticeable arrival inefficiencies were detected even with significantly reduced traffic intensity.
  • Weather demonstrated a stronger influence on vertical efficiency compared to traffic intensity.
  • Traffic intensity had a greater impact on lateral efficiency, potentially due to vectoring and holding patterns.

Conclusions:

  • Arrival inefficiencies exist in TMAs even during non-congested periods.
  • Weather and traffic intensity have differential impacts on vertical and lateral flight efficiency.
  • Further research is required to understand the correlations and potential country-specific variations.