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AA.I.B.K2eFAA-S-ACS-11A · Nov 2023Knowledge

e. Descent performance

ACS element text (the applicant demonstrates understanding of)

How to determine the following, as applicable to the class sought: e. Descent performance

Bottom line

Plan fuel management and descents during preflight planning. During preflight planning, review the AFM with particular attention to performance charts.

Key numbers

Key numbers for e. Descent performance
NumberWhat it means
29.92 inHg when passing through FL 180, left untouched until descending below that altitudeAltimeter

FAA references

  1. AC 61-107, para. 2-12 — AC No: 61-107B
  2. AC 20-117 Appendix 3 — AC No: 20-117
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