Descent Distance Measuring Equipment Runway 
Pilot Institute
JANUARY 14, 2025
The ILS (Instrument Landing System) uses radio signals to help pilots align the aircraft accurately on their approach to a runway. An “ILS approach” is a landing procedure using the Instrument Landing System (ILS) to guide an aircraft to the runway. Glideslope (GS): Provides vertical guidance for the correct descent angle.
Pilot Institute
FEBRUARY 22, 2025
The descent profile. Airport information, such as the length of the runway and the approach lighting pattern. FAA charts also add an airport diagram section showing the runway layout and lighting information. Airport/Runway Information Box This section first provides basic information about the approach. Approach minima.
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