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IR.VI.B.S9FAA-S-ACS-8C · Nov 2023Skills

Maintain altitude ±100 feet, selected heading ±10°, airspeed ±10 knots, no more than ¾ ...

ACS element text (the applicant demonstrates understanding of)

Maintain altitude ±100 feet, selected heading ±10°, airspeed ±10 knots, no more than ¾ scale CDI deflection, and accurately track radials, courses, or bearings, prior to beginning the final approach segment.

Bottom line

The applicant exhibits the skill to: Maintain altitude ±100 feet, selected heading ±10°, airspeed ±10 knots, no more than ¾ scale CDI deflection, and accurately track radials, courses, or bearings, prior to beginning the final approach segment.

FAA references

  1. AC 90-105 Appendix A — AC No: 90-105A
  2. IPH ch. 4 (p. 4-37) — FAA-H-8083-16B
  3. 14 CFR 91.175 (Takeoff and landing under IFR.) — eCFR current as of 2026-03-05
  4. AFH ch. 13 (p. 13-8) — FAA-H-8083-3C
  5. IPH ch. 4 (p. 4-19) — FAA-H-8083-16B
  6. AC 90-107, para. 9b — AC No: 90-107
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