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Air traffic control
An in-airport service that facilitates the safe and orderly movement of aircrafts within and between airports, achieved by interpreting data from radar and weather devices, and by maintaining contact with pilots.
Industry: Aviation
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Air traffic control
DME separation
Aviation; Air traffic control
The spacing of aircraft in terms of distances (nautical miles) determined by reference to DME.
estimated
Aviation; Air traffic control
Canada: An expression used within ATS when communicating an ATC estimate. Note: This expression is used in conjunction with a place and a time.
execute missed approach
Aviation; Air traffic control
An expression used to instruct a pilot executing an instrument approach procedure (IAP) to initiate a climb, continue inbound to the missed approach point (MAP) and execute the missed approach ...
DF guidance
Aviation; Air traffic control
Headings provided to aircraft by facilities equipped with direction-finding equipment. These headings, if followed, will lead the aircraft to a predetermined point, such as the radio ...
low altitude alert system (LAAS)
Aviation; Air traffic control
U.S.: An automated function of the TPX-42 that alerts the controller when a Mode C transponder-equipped aircraft on an IFR flight plan (FP) is below a predetermined minimum safe altitude. If ...
maximum authorized altitude (MAA)
Aviation; Air traffic control
U.S.: A published altitude representing the maximum usable altitude or flight level (FL) for an airspace structure or route segment. It is the highest altitude on a Federal airway, jet route, area ...