10 - ATM Seminar

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Differences in Taxi-Out Delays: EU vs. USWhat can be done? Policy implicationsTIME per flightEstimated excess time on flights to/from thePredictability(minutes)main 34 airports (2007)EURUSGate/ departureen-route-related 1.4 0.1 Lowholdingsairport-related 1.4 1.1 LowTaxi-out phase 3.7 6.8 MediumHorizontal en-route flight efficiency 2.2-3.8 1.5-2.7 HighTerminal areas (ASMA/TMA) 3.2 2.5 MediumTotal estimated excess time per flight 11.9-13.5 12.0-13.2•Differences in:– Policy (FCFS vs. slots)– Scheduling– Metrics definitionSensis Corporation Proprietary Data – See title page . © Sensis Corporation 20114
Taxi Efficiency Calculations and OOOI EventsNon-Movement AreaActive Movement AreaASPMGate-outWheels-OffASDE-XLeft GateEnter MAEnterDepQAtRwyWheels-UpEfficiency calculations (Gulding, 2011)Need “optimal” benchmark time to use with data aboveAlso called an “unimpeded” durationNeed high-quality surveillance over entire airport surfaceSensis Corporation Proprietary Data – See title page . © Sensis Corporation 20115
Page 1 and 2: Benefits of Virtual Queuing atConge
Page 10: Determining Unimpeded Taxi Duration
Page 13 and 14: Automatically-Derived Taxi-Out Rout
Page 15 and 16: Departure Taxi-Out EventsPush: 21:4
Page 17 and 18: Benefits Study at JFK Airport•Bef
Page 19 and 20: JFK Airport Runway Layout13R13LAAL/
Page 21 and 22: JFK Departure Management Benefits
Page 23 and 24: Departure Queue Benefits at 22 US A
Page 25 and 26: Issues with Departure Management, I
Page 27 and 28: Main Message•Need same metrics, d

10 - ATM Seminar

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