transition altitude


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transition altitude

The altitude at or below which the vertical position of an aircraft is controlled by reference to true altitude.
References in periodicals archive ?
The UK Civil Aviation Authority (CAA) on Thursday announced that, following a request from UK air traffic service provider NATS, it has approved changes to the Transition Altitude beneath the Worthing and Clacton Control Areas (CTAs) to the east and south of London.
"Q" codes, a remnant from the days when radio communication used Morse code, include QFE, the code for altimeter setting referenced to the ground level, just like the setting to the local barometer is QNH and above the transition altitude is QNE.
The transition altitude was 2000 feet below the last assigned altitude and the pilot assumed flying the published route included permission to fly the published altitude for that route.