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Home > Exam Questions > ATPL - Airline Transport Pilot license > Aircraft General Knowledge - Instrumentation > In order to align an inertial reference system (IRS), it is required to insert the local geographical coordinates. This enables the IRS to:

26 - ATPL - In order to align an inertial reference system (IRS), it is required to insert the local geographical coordinates. This enables the IRS to:

Question 26 - Aircraft General Knowledge - Instrumentation - ATPL - Airline Transport Pilot license

Find True North.

Compare the longitude it finds with that entered by the operator.

Initialize the FMS flight plan.

Compare the latitude it finds with that entered by the operator.

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