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AhaBulb: Stuff Everyone Should Know · ahabulb.com/pilot-traffic-scanning

When scanning for traffic, how big should each eye movement be, per the AIM?

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  1. About 30 degrees, 3 seconds each
  2. No more than 10 degrees, at least 1 second each
  3. One quick sweep across the whole sky

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References

  1. Aeronautical Information Manual 8-1-6, Vision in Flight www.faa.gov/air_traffic/publications/atpubs/aim_html/chap8_section_1.html Checked 2026-10-07.

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