In short: With power on during the turn to final, the nose tends to yaw left. In a left turn that encourages a skid, which Rod Machado shows can snap into a spin. In a right turn, the same left yaw tends to produce a slip instead, and the stall that follows is much gentler. His in-flight demonstration makes the difference easy to see.
Video: “Right vs Left Pattern Final” by Rod Machado, from his YouTube channel.
What you’ll learn
- Why pilots carrying power in the pattern get a left-yawing tendency
- How overshooting final can tempt a pilot into a skidding left turn
- What a skidding stall to the left looks like and how Rod recovers
- Why a right turn under the same conditions tends to stall from a slip
- Why stalls from a slip are generally more docile, though a spin is still possible
The classic base-to-final setup
Rod starts with the scenario behind many stall-spin accidents. On a left turn from base to final, pilots usually carry some power, and the slipstream and P-factor yaw the nose to the left. If the airplane is about to overshoot final, a pilot may add left rudder to point the nose at the runway while holding right aileron to keep the bank from steepening. That is a skid, and it is a recipe for the airplane to yaw inside the turn, roll, stall and spin.
At a safe altitude, with no flaps and at a typical final approach speed, Rod demonstrates exactly that. The left skidding turn breaks into a dramatic spin entry. He recovers with power back, ailerons neutral and rudder to stop the rotation, and he points out that close to the ground, recovery from this situation is almost impossible.
Why the right turn behaves differently
In the left skid, two forces work together: the horizontal component of lift pulls the airplane left, and the left wing, moving aft as the nose yaws inside the turn, stalls first and rolls the airplane further left.
Rod then repeats the setup in a right turn. With power on, the nose still wants to yaw left, which is now outside the turn, so the airplane tends to slip rather than skid. When it stalls, the left wing is still the one that drops, but the bank is pulling the airplane to the right. Those forces oppose each other, and the stall is noticeably less dramatic.
The takeaway for pattern work
Rod’s conclusion is that, as a general rule, a stall from a slip is a much more docile event than a stall from a skid. He is careful to add that you can still spin from a slip; it is just less likely. The premise in the video description assumes a pilot who is not using the controls proficiently. The real lesson is to stay coordinated in the pattern, especially on left turns to final, and to fix an overshoot without skidding the airplane around.
Go deeper with Rod Machado
Rod covers traffic pattern procedures, stalls and spin awareness in his complete private pilot ground school. Learn more in Rod Machado’s 40-Hour Private Pilot eLearning Ground School.
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