Index A Aircraft communication addressing and reporting system (ACARS) 63, 66, 69, 72 Aircraft maintenance 5, 117, 120, 139, 145, 166, 168, 170, 204, 213 A/B/C/D check of 119–120 cycle ceiling 120 maintenance base 6, 120 maintenance system (schedule) of 119, 120, 166, 168, 170 Aircraft turnaround monitoring system (ATMS) 63, 69–74 (model), 75–76 Aircraft turnaround operation 7, 11, 13, 18, 22, 23, 24, 27, 34, 36, 57, 63, 76, 78, 93, 113, 125, 168, 184, 218 scheduled turnaround time 25, 27–28, 32, 34, 35, 37, 61, 64 (definition), 73, 90, 119, 150 Airline alliance 3, 22, 132 economics of 1, 3, 4, 11, 12, 122, 123, 167, 172, 175, 201, 218, 219, 220 operations centre of (AOC) 165–166 Airline network 1–5, 6, 10, 11, 12, 13, 36, 41, 65, 69, 76, 77, 114, 117, 119, 120–138 (model), 138–162 (case study), 165, 171, 181, 203, 204, 206, 207, 213 217–221 (strategy) design of 1, 162, 203, 219 spatial attributes 2, 130–131 temporal attributes 2, 131 type (model) of 2, 3, 128, 166 Airline schedule planning 1, 4, 10, 11, 12, 30, 34, 142, 144, 162, 173, 181, 201–205 (paradigm), 206–207 (robust airline scheduling), 216, 218, 222 aircraft routing 4–6, 12, 35, 41–42, 65, 72, 117–126 (model), 129–138 (complexity), 141, 145, 148, 151, 152,154, 158, 161, 162, 166–173 (disruption), 178, 181, 188, 189, 191, 201–205 (paradigm), 206–216 (robustness) crew pairing 6, 123, 124, 171, 173, 201–205 (paradigm), 206–216 (robustness) crew rostering 5, 6, 122, 123, 201, 202 fleet assignment, see also Fleet assignment model (FAM) 5, 118–120 (model), 126, 133, 173, 181, 201–203 (paradigm), 207–213 (robustness) schedule generation 4, 196, 201–203 (paradigm), 206–213 (robustness) stages of 4, 30, 173, 181, 201–205 (paradigm), 212–216 (robustness) Airport airside of 7 (definition), 18, 180 landside of 7 (definition), 18, 180 retail (shopping) in 63, 106, 108–114, 207 slot of 8, 9, 11, 13, 16, 17, 68, 128, 170, 182, 192, 196, 211 Airport terminal 11, 63, 77, 105, 106, 108, 110, 170 dwell time 107, 108 (definition), 109–110 free dwell time 108 (definition), 109–110 Air traffic control 8, 9, 17, 66, 67, 90, 177 Air traffic flow management (ATFM) 58, 68, 89, 96, 143, 177 Auxiliary power unit (APU) 23 B Baggage barcode of 19, 20, 108 RFID of 19, 20, 76 238 Airline Operations and Delay Management sorting of 19, 20 unit load device (ULD) 20 Block (flight) time 25 (definition), 30, 32, 41, 48, 61, 64, 65, 72, 73, 132, 145, 146, 151, 156, 157, 159, 174, 179, 187, 191 Buffer time enroute buffer time 137, 141 ground buffer time 25 (definition), 27–28 (model), 32, 35, 56, 61, 137 schedule buffer time 26, 35–44 (model), 52–58 (case study), 62, 102, 138, 145, 166, 167, 173, 181, 190, 205, 217 scheduled (planned) buffer time 26, 35, 37, 39, 44, 56, 62 C Cargo belly cargo 6, 21, 218 freighter cargo 6, 21 Catering 7, 10, 18, 22, 24, 28, 63, 68, 69–76 (model), 78, 79, 84, 88, 93, 113, 168, 180, 221, 222 Civil Aviation Authority (CAA) UK 45 Civil Aviation Safety Authority (CASA) Australia 119, 121 Code-sharing 3, 10, 124, 222 Complex network 1, 4, 10, 124, 127, 144, 161, 204, 217, 219, 223 Connection window 128, 129, 136, 163 Cost airline delay cost 40 (model) airline schedule cost 41 (model) expected delay cost 43, 53–55 passenger delay cost 26, 39–40 (model), 42, 43, 45, 55, 62 Crew base 5, 117, 122–124, 166, 210 cabin crew 5, 64, 68, 121–123, 126 costs of 5, 40, 122, 171, 204 credit hour of 122, 124 deadhead (re-position) crew 171 enterprise bargain agreements (EBAs) 12, 122–124, 126 flight (cockpit) crew 5, 68, 121–123, 126 qualification (endorsement) of 121 reserve crew 171 Critical Path Method (CPM) 77 Cumulative density function (CDF) 30–33 (model), 52, 53, 56–58, 101, 103 D Delay 24–27 (definition) cause of 37, 64, 65, 66, 75, 91, 92, 142, 154, 156, 157, 161, 174, 176, 177, 179, 180, 181 coding system of 66–68, 75, 144, 174 development mechanism of 34–39 (model) propagation of 12, 28, 33, 34–36, 59, 65, 69, 76, 77, 89, 117, 130, 135, 137, 138, 141, 142, 144–148 (model), 149–152 (case study), 154–158 (model), 161, 162, 166, 167, 169, 178, 179, 181, 188, 189, 190, 192, 204, 209, 210, 211–218 (robustness) reactionary delay 64, 65, 90, 93, 144, 156, 179 root delay 135, 144 (definition) Deregulation (U.S.) 3, 127, 218 Disruption minor disruption 11, 165, 166 (definition), 167–168, 173, 206–207, 211–212, 217 major disruption 6, 7, 129, 165, 166 (definition), 169, 173, 206, 211, 216 management of 11, 12, 75, 137, 144, 154, 158, 162, 165, 167, 171–173 (strategy), 175, 178–180, 197, 205, 212, 214, 217 stochastic disruption 5, 6, 24, 63, 89, 90, 93, 113, 137, 144, 148, 165, 181, 182, 184, 188, 209, 221 E Economies of density 3, 14, 16, 127, 133 Economies of scale 16, 222 Enroute (flight) operation 8, 147, 156, 162, 168 Entertainment system (programme) 22, 23 ETOPS 8 Eurocontrol 40, 45, 46, 48, 66, 165, 174, 176, 177 Index European Union 40, 66, 167, 170, 197 F Federal Aviation Administration (FAA) 165, 175 Fleet assignment model (FAM) see also Airline schedule planning 203–205 (paradigm), 206–216 (robustness) Flight cancellation 4, 65, 137, 168, 170, 172, 173, 176, 180, 209, 217 Flight dispatch 8 Flight path 8 Flight (schedule) re-timing, see also Schedule adjustment 165, 189–192 (model), 192–198 (case study), 212–217 (robustness) G Gantt chart 82, 84, 88 Grandfather’s right, see also Airport slot 182, Ground handling team strategy of 72, 89 unit strategy of 70, 89 Ground operation aircraft ground operation 2, 58, 63, 69, 141, 144 airline ground operation 29, 30, 36, 59, 60, 63, 64, 89, 105, 137, 217 H Hubbing de-peaking of 18, 129, 219 strong hubbing 3, 15, 16, 17, 34, 196 weak hubbing 14, 15, 17, 177, 197 Hub-and-spoke network bank (wave) of 2, 14, 15, 16, 17, 18, 126, 128, 131, 135 hub-and-spoke 2, 3, 14, 126–131 (complexity), 145, 218, 219 strength (intensity) of 16, 17, 18, 131, 219 I Inherent delay 12, 104, 105, 142, 162, 165, 181–182 (definition), 184– 185, 188–191 (model), 193–198 (case study) 239 Integrated scheduling 205–206 Interlining agreement (service) 15–17, 19, 21, 130, 220–221 International Air Transport Association (IATA) 47, 66, 67, 75, 76, 95, 97, 144, 154, 156, 174 International Civil Aviation Organisation (ICAO) 46, 47, 49, 53 K Knock-on delay, see also Delay propagation 36, 41, 65, 88 L Low-cost carriers (LCC) 2, 16, 18, 19, 23, 24, 33, 34, 36, 42, 48, 49, 59, 93, 121, 172 M Markov chain 93, 94, 96, 99 Semi-Markov chain 63, 93, 98, 99, 113 Minimum connection time 20–21, 126, 128, 163 Mixed-hubbing (network), see also Hubbing 2, 14 Monte Carlo simulation 51, 57, 98, 149, 210 N National Aeronautics and Space Administration (NASA) 98, 175 Network accessibility index of 132 complexity measurement of 134–138 (model) complexity of 60, 130, 133, 134, 138, 162, 223 Gini index of 130, 131, 133 Herfindahl index of 130, 134 hubbing-concentration index (HCI) of 134 mobility index of 132 network concentration (NC) index of 131 reliability of, see also Schedule robustness 165, 187, 189 weighted indirect (WI) connection index of 131–132 240 Airline Operations and Delay Management weighted network index (WNX) of 132 Network (legacy) carriers 13, 18, 19, 33, 36, 128, 129, 168, 169, 221 Network operations control centre (NOCC) 70, 71, 72 O OOOI data 65, 66, 69 On-time performance (OTP) 174 (definition) benchmarking of 105 D0 of 31, 56, 174 (definition) D15 of 31, 174 (definition), 178, 186, 187 measurement of 174 reporting of 175, 176 Optimisation, see also Schedule planning optimisation robust optimisation 206–207 stochastic optimisation 206 P Passenger check-in of 7, 18, 19, 35, 67, 105, 106, 107, 110, 124, 222 boarding of 7, 8, 19, 22, 58, 73, 75, 76, 78, 96, 105, 110–113 flow of 63, 105, 106, 117, 134, 166, 220 itinerary of, see also Passenger recovery 5, 6, 72, 124–126, 162, 167, 170, 203, 209 Passenger boarding method back-to-front boarding 19, 111–112 front-to-back boarding 111 open seating 112 random boarding 112 reverse pyramid boarding 112–113 Project Evaluation and Review Technique (PERT) 77–78, 81–87, 104, 113, 115, backward pass 80 critical path, see also Critical path method 78 (definition), 80–84, 110 forward pass 80 path of 77, 78 (definition), 80–87, 110 slack 80 (definition), 81–82, 87, 145, 213 stochastic PERT 84 Point-to-Point (P2P) network (system) 2, 3, 13–16, 89, 90, 127–130, 133, 166, 167, 197, 219, 220, 221 Probability density function (PDF) 29–33, 43–44, 50–53, 56, 57, 94 Punctuality management strategy, see also On-time performance 13, 57 Punctuality propagation, see also Delay propagation 190, 191, 194–196 R Resource allocation 154, 220 Resource connection 5, 6, 12, 41, 63, 65, 69, 113, 166, 167, 172, 219 Robust (airline) scheduling, see also Schedule robustness 12, 181, 198, 201, 205–211 (concept), 221–222 Rolling hub, see also Hubbing 14, 16, 17, 18, 197, 219 Route planning, see also Airline schedule planning 3, 4, 5, 202, 220 S Schedule (planning) philosophy 1, 10–14, 16–18, 57, 182, 188, 198, 201, 220, 221, 223 Schedule planning, see also Airline schedule planning adjustment of, see also flight re-timing 165, 190–192, 194, 195, 199, 211 optimisation of 11, 12, 44, 144, 162, 165, 181, 189, 192, 198, 206, 222 stages of 4, 173 Schedule recovery 166, 169, 171, 172, 206, 209 aircraft ferrying 170 aircraft swap 137, 139, 168, 170, 208, 210, 217 crew recovery 167, 171, 173 (strategy), 211 future cost of 209 passenger re-accommodation, see also Passenger itinerary 137, 167, 170–171 Index planned cost of 182, 205–207, 209–211, 213, 216, 219, 220, 222 realised cost of 206, 207, 209, 210, 222 routing recovery 167–169, 170–173 (strategy) Schedule reliability 33, 34, 93, 188 (definition) index of 188, 191, 212 Schedule robustness, see also Robust (airline) scheduling 12, 173, 187–189, 201, 206 (definition), 207, 216–217 hub isolation 209 short cycles 173, 209, 217 station purity 173, 209, 214, 217 Schedule synchronisation 1, 5, 6, 10, 12, 121, 144, 196 Standard operating procedure (SOP) 8, 24, 88, 184 T Through flight (traffic) 203 Time-varying network 4, 5, 6, 131–132, 183 Tour of duty (TOD) 6, 122 (definition), 123–124, 204 241 Turnaround simulation (TS) model 94, 98 (model), 147 Enroute Simulation (ES) model 147–148 Network Delay Propagation (NDP) model 154–158 Network Simulation (NS) model 148, 183 regression model 154–161 Route-based Delay Propagation (RDP) model 154, 157–158 (model), 159–160 Turnaround time, see also Aircraft turnaround operation empirical model of 13, 29–34 (model), 45–47, 53, 59, 88 minimum of 119, 126, 128 optimisation of 29, 53 Turnaround Time Allocation (TTA) model 43–44 (model), 51, 53, 56, 99, 105, 113 V Value of time (VOT) 45 Visibility index (VI), see also Passenger flow 109
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