CA.IV.H.K1FAA-S-ACS-7B · Nov 2023Knowledge

A stabilized approach, including energy management concepts.

ACS element text (the applicant demonstrates understanding of)

A stabilized approach, including energy management concepts.

Bottom line

During a stabilized approach, small changes in the airplane’s pitch attitude and power setting are needed when making corrections to the angle of descent and airspeed.

Key numbers

Key numbers for A stabilized approach, including energy management concepts.
NumberWhat it means
within 500 feet AGL on final approach, to the greatest extent practicalStabilize by
at least 500 feet higher than the touchdown areaFinal approach start
not more than 1.3 VSO when no manufacturer's recommended speed is availableApproach speed
add no more than one-half the gust factor to the approach speedGusty air
maximum 500 fpm rate of descent, if terrain and passenger conditions permitME descent

FAA references

  1. AFH ch. 9 (pp. 9-21–9-22) — FAA-H-8083-3C
  2. AFH ch. 13 (p. 13-20) — FAA-H-8083-3C
  3. SEA ch. 6 (p. 6-3) — FAA-H-8083-23
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