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

ATC says 'traffic 12 o'clock.' That clock position is based on what?

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  1. Your magnetic heading
  2. Your true course on the chart
  3. Your ground track

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References

  1. AIM Chapter 4 Section 1, Services Available to Pilots www.faa.gov/air_traffic/publications/atpubs/aim_html/chap4_section_1.html Checked 2026-10-09.

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