PA.VI.D.R3FAA-S-ACS-6C · Nov 2023Risk management

Recording times over waypoints.

ACS element text (the applicant demonstrates understanding of)

Recording times over waypoints.

Bottom line

The safety and effectiveness of traffic control depends to a large extent on accurate position reporting. If a position is given with respect to distance and direction from a reporting point, the distance and direction should be computed as accurately as possible.

FAA references

  1. AIM 5-3-2 (Position Reporting) — AIM Basic 2/20/25 w/ Change 1 (8/7/25) & Change 2 (1/22/26)
  2. PHAK ch. 16 (p. 16-33) — FAA-H-8083-25C (2023)
  3. PHAK ch. 16 (p. 16-34) — FAA-H-8083-25C (2023)
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