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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.

Contributors in Air traffic control

Air traffic control

estimated time of landing

Aviation; Air traffic control

An aircraft’s threshold-crossing estimate based on the addition of a control estimate for the metering fix and the predetermined time required to traverse a standard projected flight path from the ...

free area

Aviation; Air traffic control

An area of defined dimensions within which the flight of an aircraft, under certain conditions, does not normally require aircraft movement information service (AMIS) action.

expected approach time

Aviation; Air traffic control

The time at which ATC expects that an arriving aircraft, following a delay, will leave the holding point to complete its approach for landing.

estimated time of arrival

Aviation; Air traffic control

(1) The time at which it is estimated that the aircraft will land, provided that no delay is experienced. Calculation of the ETA in the case of an IFR flight to an aerodrome served by one or more ...

departure time

Aviation; Air traffic control

The time an aircraft becomes airborne.

metering time

Aviation; Air traffic control

The time at which an aircraft must depart a metering fix to meet an assigned arrival time.

estimated off-block time

Aviation; Air traffic control

The estimated time at which the aircraft will commence movement associated with departure.

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