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Updated: Nov 30, 2025

Eye Tracking During A Complex Aviation Task For Insights Into Information Processing
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Published on: April 4, 2025

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Spatial Disorientation Impact on the Precise Approach in Simulated Flight.

Jan Boril, Vladimir Smrz, Erik Blasch

    Aerospace Medicine and Human Performance
    |November 14, 2020
    PubMed
    Summary

    Flight illusions significantly degrade pilot performance, with Coriolis illusions causing the greatest deviations during instrument approaches. Early training on detecting and mitigating these illusions is crucial for aviation safety.

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    Area of Science:

    • Aviation Psychology
    • Human Factors in Aviation
    • Aerospace Medicine

    Background:

    • Flight illusions pose significant risks to pilot spatial orientation, as evidenced by numerous aviation accidents.
    • Early and effective training in detecting and mitigating flight illusions is essential for pilot development.

    Purpose of the Study:

    • To assess the impact of specific flight illusions on pilot performance during simulated instrument approaches.
    • To quantify performance degradation caused by somatogyral and Coriolis illusions.

    Main Methods:

    • Nineteen pilots flew simulated instrument landing system (ILS) approaches under three conditions: no illusion, somatogyral illusion, and Coriolis illusion.
    • Pilot performance was objectively measured by recording deviations from the standard ILS flight trajectory.

    Main Results:

    • The Coriolis illusion resulted in the largest deviations from the ILS trajectory, indicating significant performance degradation.
    • A statistically significant effect of flight illusions on pilot performance was demonstrated.
    • Pilots emphasized the necessity of illusion response training alongside existing aviation curricula.

    Conclusions:

    • Simulated flight environments can effectively measure the impact of vestibular illusions on pilot performance.
    • Individual differences in performance degradation due to illusions can be assessed.
    • Training interventions can be developed to improve pilot responses to flight illusions, enhancing overall safety.