T
TA Abbreviation for: traffic advisory Fr: TA
TACAN Abbreviation for: tactical air navigation aid Fr: TACAN
tactical air navigation aid An ultrahigh frequency electronic rho-theta air NAVAID that provides suitably equipped aircraft with a continuous indication of bearing and distance to the TACAN station.
. abbreviation: TACAN
Fr: système de navigation aérienne tactique
takeoff
(1) In respect of an aircraft other than an airship or a balloon, the act of leaving a supporting surface, including the take-off run and the acts immediately preceding and following the leaving of that surface.
Fr: décollage
(2) In respect of an airship or a balloon, the act of freeing the airship from restraint, including the acts immediately preceding and following the freeing of that airship or balloon from restraint.
Fr: décollage
take-off alternate aerodrome An alternate aerodrome at which an aircraft can land should this become necessary shortly after takeoff and it is not possible to use the aerodrome of departure.
. see also: alternate aerodrome
Fr: aérodrome de dégagement au décollage
take-off time Other expression for: departure time
target
The indication on a radar display of a primary surveillance radar (PSR) echo or a transponder reply.
. see also: present position symbol (PPS)
Fr: cible
target discrimination The ability of a surveillance or guidance system to identify or engage any one target when multiple targets are present. Fr: discrimination des objectifs
target monitor The military personnel responsible for monitoring the progress of and providing safety to faker aircraft in accordance with safe-intercept criteria, beginning at the initial point or H-hour control line (IP/HHCL) and terminating at the bomb release line or end exercise point (BRL/EEP), or at the point of final neutralization. Fr: surveillant de cible
tarmac Other expression for: apron
TAS Abbreviation for: true airspeed Fr: TAS
taxi The movement of an aircraft on the surface of an aerodrome under its own power, excluding takeoff and landing.
. also called: ground-taxi
Fr: circulation au sol
taxi chart An aeronautical chart designed to expedite the efficient and safe flow of ground traffic at an airport. These charts are identified by the official airport name. Fr: carte de circulation
taxi patterns Patterns established to illustrate the desired flow of ground traffic for the different runways or aerodrome areas available for use. Fr: plan de circulation au sol
“Taxi to holding point” ICAO: Expression for “Taxi via…”
“Taxi via…” Canada: An expression used in radiocommunications to instruct a pilot to taxi to a point situated 200 ft from the edge of the runway and to stop there. Note: Used in conjunction with one or several taxiways. Fr: . Circulez via… .
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