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AI.VII.N.K5FAA-S-ACS-25 · Nov 2023Knowledge

Common errors related to this Task.

ACS element text (the applicant demonstrates understanding of)

Common errors related to this Task.

Bottom line

Errors may result from insufficient training and experience, inadequate flight planning or preparation, external pressures, and physiological and psychological effects.

Key numbers

Key numbers for Common errors related to this Task.
NumberWhat it means
20-30 feet per knot of excess approach speed on a dry runwayStopping distance
40-50 feet per knot of excess approach speed on a wet runwayWet runway
about 250 feet of extra touchdown distance per excess knotExtended flare

FAA references

  1. RMH ch. 6 (p. 6-1) — FAA-H-8083-2A
  2. AIH ch. 3 (p. 3-33) — FAA-H-8083-9B
  3. AFH ch. 16 (p. 16-22) — FAA-H-8083-3C
  4. AIH ch. 1 (pp. 1-25–1-26) — FAA-H-8083-9B
  5. AFH ch. 9 (p. 9-10) — FAA-H-8083-3C
  6. RMH ch. 7 (p. 7-2) — FAA-H-8083-2A
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