calculated take-off timemeans the time allocated by the Network Manager on the day of operation, as a result of tactical slot allocation, at which a flight is expected to become airborne;
en route partrefers to the distance flown outside a circle of 40 NM around the airports;
estimated take-off timemeans the forecast of time when the aircraft will become airborne calculated by the Network Manager and based on the last estimated off-block time, or target off-block time for those airports covered by airport collaborative decision-making procedures, plus the estimated taxi-out time calculated by the Network Manager;
estimated taxi-out timemeans the estimated time between off-block and take-off.
localmeans at national level or at the level of functional airspace blocks depending on the level at which the performance plan is established.