(h) Reporting carriers should use the following codes to identify causes for cancelled flights: Scheduled elapsed times, amount of departure and/or arrival delay, and elapsed time difference shall be calculated using the scheduled times shown in the designated CRS source. Each carrier shall designate a single computer reservations system in addition to the Official Airline Guide as the sources of scheduled arrival time and departure time data in its reports to the Department and shall report the scheduled arrival times and departure times listed in those sources for each flight. (g) The published arrival time and departure time of a flight shall be, respectively, the scheduled arrival and departure times in effect on the date of the scheduled operation of the flight, as shown in the most recent Official Airline Guide, and in computer reservations systems. (f) Actual arrival, departure and elapsed times shall be measured by the times at which the aircraft arrived at and departed from the gate or passenger loading area. (e) A reporting carrier shall not report the information specified in paragraph (a) of this section for any discontinued or extra-section flight. (d) A reporting carrier shall report the information specified in paragraph (a) of this section for a new flight beginning with the first day of the new scheduled operation. (c) When reporting the information specified in paragraph (a) of this section for diverted flights, a reporting carrier shall use the original scheduled flight number and the origin and destination airport codes except for item (25). (b) Repeat fields (25) through (29) for each subsequent diverted airport landing. (29) Wheels-off time at diverted airport. (28) Longest period of time away from gate at diverted airport. (27) Total time away from gate at diverted airport.
#Flight ontime stats code#
(25) Three-letter code of airport where diverted flight landed. (24) Longest time away from gate for gate return or cancelled flight. (23) Total ground time away from gate for all gate/air returns at origin airport, including cancelled flights-actual minutes. (22) For gate returns, first gate-departure time at origin airport. (21) Minutes of delay attributed to a previous late arriving aircraft, if any. (20) Minutes of delay attributed to security, if any. (19) Minutes of delay attributed to the national aviation system, if any. (18) Minutes of delay attributed to extreme weather, if any. (17) Minutes of delay attributed to the air carrier, if any. (16) Causal code for cancellation, if any. (15) Amount of elapsed time difference, if any. (11) Scheduled elapsed time, according to CRS schedule. (10) Date and day of week of scheduled flight operation.
(9) Actual wheels-off and wheels-on times for each operation of the flight. (8) Difference in minutes between OAG and CRS scheduled departure times.
(7) Difference in minutes between OAG and CRS scheduled arrival times. (6) Actual departure and arrival time for each operation of the flight. (5) CRS scheduled arrival and departure time for each scheduled operation of the flight. (4) Published OAG departure and arrival times for each scheduled operation of the flight. (3) Origin and Destination airport codes. The report shall be made in the form and manner set forth in accounting and reporting directives issued by the Director, Office of Airline Statistics, and shall contain the following information: (See also paragraph (k) of this section.) The reportable flights include, but are not limited to, cancelled flights, mechanically cancelled flights, diverted flights, new flights and wet-leased flights. (a) Each reporting carrier shall file BTS Form 234 “On-Time Flight Performance Report” with the Office of Airline Information of the Department's Bureau of Transportation Statistics on a monthly basis, setting forth the information for each of its reportable flights operated by the reporting carrier and held out to the public on the reporting carrier's Web site and the Web sites of major online travel agencies, or in other generally recognized sources of schedule information. § 234.4 Reporting of on-time performance.
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