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Lazy Eight

The lazy eight is a graceful maneuver of two opposite 180° climbing-and-descending turns, with constantly changing bank, pitch, and airspeed. It looks like a wing-tip tracing a slow figure-eight on the horizon and demands continuous, smoothly varying control coordination — no two instants are the same.

reference line / horizon45° (steepest bank, lowest speed)90° point: max pitch/level wings cross
Simplified diagram — original illustration for study (not to scale).
Lazy eight.
FAA Airplane Flying Handbook (FAA-H-8083-3), Figure 10-4 — public domain

Step by step

  1. 1Pick a prominent point on the horizon (the 90° reference) and clear the area. Establish entry airspeed in level flight.
  2. 2Begin a climbing turn toward the reference point, slowly increasing bank and pitch together.
  3. 3At the 45° point, the pitch is highest and the bank is increasing through about 15°.
  4. 4At the 90° point, the airplane is at the lowest airspeed, the steepest bank (~30°), the nose passing level through the horizon, and pointed at the reference.
  5. 5Past 90°, the nose continues down while the bank decreases; airspeed increases as you descend.
  6. 6At the 180° point, the wings are level, the airplane is back at entry altitude/airspeed but heading the opposite way — then immediately begin the mirror-image loop the other direction.
  7. 7Each 180° half should be symmetrical with the other; the whole maneuver is slow, smooth, and continuous.

Tips & common errors

  • Nothing is held constant — bank, pitch, and airspeed change smoothly every second; aim for symmetry between the two loops.
  • The 90° point is the key checkpoint: lowest speed, steepest bank (~30°), nose slicing through the horizon, over the reference point.
  • Common error: abrupt or mechanical inputs; the maneuver should look effortless and "lazy."
  • Keep it coordinated — the changing speed and bank make rudder demands change throughout.

ACS completion standards

The commonly-tested tolerances for this maneuver. Always confirm the current ACS for your certificate.

  • Maintain coordinated flight throughout with continuously varying bank and pitch.
  • At the 180° points: altitude within ±100 feet of entry, airspeed within ±10 knots of entry, heading within ±10°.
  • Keep the maximum bank at the 90° point at approximately 30°; symmetry between loops.

FAA source

FAA-S-ACS-7 (Commercial Pilot ACS), Task: Lazy Eights; Airplane Flying Handbook FAA-H-8083-3, Chapter 10.

This is an original, plain-English study summary grounded in the public-domain FAA Airman Certification Standards and FAA handbooks cited above. It is a study aid, not flight instruction, and not a substitute for the official ACS, the handbooks, your aircraft’s POH/AFM, or a certificated flight instructor.

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