In a 24-hour consecutive period, what is the maximum time an airline transport pilot may instruct other pilots?

The maximum time an airline transport pilot may instruct other pilots in a 24-hour consecutive period is 8 hours. This limit is established to ensure that instructors maintain a high level of performance and safety during instruction. It recognizes the need for proper rest and recovery to prevent fatigue, which is critical in aviation training scenarios.

In this context, the regulatory framework prioritizes safety by stipulating that limiting the instructional time to 8 hours will help maintain effectiveness and cognitive function. This is particularly important as it ensures that the instructor is fresh and able to provide quality guidance to student pilots, which directly impacts the learning experience and overall safety in the cockpit.

The other durations listed do not meet the balance of sufficient instruction time while still considering the cognitive demands placed on instructors, which is why they are not designated as the maximum allowable.