Mechanism Analysis of the Impact of COVID-19 on the Whole Process of Aircraft Turnaround Operations

Table 2

The raw data example of each flight operation.

Attribute	Description	Example
Date	Date of flight (YYYYMMDD)	20210419
Gate	Assigned gate	565
Fleet	Fleet type	B737-800
Origin	Departure airport (IATA 3-digit code)	CTU
Destination	Arrival airport (IATA 3-digit code)	PEK
STD	Schedule time of departure	0930
STA	Schedule time of arrival	1055
STX	Start time of X activity	1110
ETX	End time of X activity	1125

Note. The “X” in STX and ETX is the activities of aircraft turnaround operations shown in Figure 1, such as cabin cleaning, catering, refueling, cargo loading, and so on.