![]() And those would be different from the next flight, etc. It has become a very exact science.įor example, the numbers I quoted above would be different for the flight an hour later, also an A320-200. So factors like day of the week and time of day are also taken into account. just in case.Īlso, to add to the estimation, each city pair fuel use as a comparison to the fuel plan is plotted and recorded. Notwithstanding, after the flight plan and winds are uploaded into the FMGC of the aircraft, a comparison is made. As a result, by the time the parking brake is set at the destination gate, fuel use is usually with a few kilos of the estimate!! The fuel estimates are very very accurate, as actual and forecast winds are used as well as each particular aircraft in the fleet has "fuel factors" as a comparison to ideal fuel consumption. The Flight Dispatcher compiles the operational flight plan, of which a large part is the Fuel Plan. Most airlines use very advanced flight planning software. My question is, how are these numbers decided? Do you know how they are calculated for each specific flight?
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