Operations

Derated Takeoff

Definition

A takeoff using less than maximum engine thrust to reduce engine wear, noise, and increase engine life. Performance calculations are adjusted for the reduced thrust level. Common practice in airline operations.

Why Derated Takeoff Matters for Pilots

Operational knowledge like Derated Takeoff is tested across multiple FAA and EASA exam subjects. Pilots who understand Derated Takeoff can operate more safely and efficiently, whether flying light aircraft or commercial airliners. This concept comes up in both written tests and practical checkrides.

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Exam Tip

This concept is commonly tested in operations-related questions on FAA and EASA exams. Make sure you can explain Derated Takeoff in your own words for the oral exam. Practice applying this concept to real-world scenarios, not just memorizing the definition.

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