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Source application (“ETMS”) – Source
This field stores the source application name.
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Average Speed – AvgSpeed This field will contain the average speed calculated between the current flight leg and the next one.
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Delta level – DeltaLevel This field will contain the climb/descent rates, calculated between the current flight leg and the next one.
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The importing tool is an Access implemented database. Its name is ImportETMS.mdb. This tool’s primary goal is to import the two text files described before and save all the flights into a new format, AERO2K predefined format.
3.1. AERO2K tables format
The structure of AERO2K application tables and indexes are shown in Table 57, Table 58, Table 59 and Table 60.
Table 57: The traffic table.
Key Field name Data type Size/Format Description
. TrafficId Number Autonumber Unique identifier for the flight
CallSign Text 15 Flight’s call sign
DepartureTime Date/Time yyyy-mm-dd hh:nn:ss Flight's date
DepartureAirport Text 5 Departure airport
ArrivalAirport Text 5 Arrival airport
AircraftType Text 10 Aircraft type
Sources Text 20 The name of the sources this record was imported from ('ETMS', ’BACK’, ...)
Fluid Text 21 Flight unique identifier
MaxStopTime Date/Time yyyy-mm-dd hh:nn:ss Last possible arrival time
Table 58: Traffic table indexes.
No. NAME FIELDS PROPERTIES
1 PrimaryKey TrafficId Ascending
2 call_sign CallSign Ascending
3 departure_time DepartureTime Ascending
4 departure_airport DepartureAirport Ascending
5 arrival_airport ArrivalAirport Ascending
6 Fluid Fluid Ascending
7 MaxStopTime MaxStopTime Ascending
Table 59: The flight table.
Key Field name Data type Size/Format Description
. UniqueID Number Autonumber Unique identifier
TrafficId Number Long This field links the flight table with the traffic table
CallSign Text 15 Flight’s call sign
EventTime Date/Time yyyy-mm-dd hh:nn:ss Flight’s event time
Latitude Number Single Latitude position (degrees)
Longitude Number Single Longitude position (degrees)
GroundSpeed Number Long Ground speed (knots)
FlightLevel Number Long Flight level
Source Text 5 The name of the source application this record was imported from ('ETMS', 'BACK',...)
AvgSpeed Number Single The average speed between two consecutive points
DeltaLevel Number Single Climb/descent rate
Table 60: Flight table indexes.
No. NAME FIELDS PROPERTIES
1 PrimaryKey UniqueID Ascending
2 traffic_id TrafficId Ascending
3 tfTime TrafficId Ascending
EventTime Ascending
3.2.
3.3. The importing procedure
中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址:AERO2K Flight Movement Inventory Project Report(57)