Presented to: By: Date: Wednesday, April 19, 2023

Federal AviationAdministrationGo Around

Defined Business Rules

Federal AviationAdministration

2Go Around: Defined Business RulesWednesday, April 19, 2023

Business Rules• Go Around Event:

– Must be within a specified range and altitude from airport defined for each airport

– Total flight time of track must be greater than 10 minutes and go around even must happen at least 5 minutes after flight track starts

– Flight is not military or helicopter

– Flight must have a defined runway

– Go around must occur at one of the 34 OEP airports and within the facility the report is ran for

– Airport Destination and Origin are not the same and the origin and go around airport are not the same

– Time between go around event and end of flight must be greater than 4 minutes

Federal AviationAdministration

3Go Around: Defined Business RulesWednesday, April 19, 2023

Specific Range per Airport

Airport Elevation + 1,500 ft

Must be within a specified range and altitude from airport defined for each airport

Federal AviationAdministration

4Go Around: Defined Business RulesWednesday, April 19, 2023

Track start time

16:59:44

Go Around event time 17:24:36

Track end time

17:39:31

Total flight time of track must be greater than 10 minutes and go around even must happen at least 5 minutes after flight track starts

• End Time – Start Time = 00:39:47 Flight Duration– Flight is longer than 10

minutes

• Event Time – Start Time = 00:24:52 Duration– The flight has gone more

than 5 minutes before the go around event

Federal AviationAdministration

5Go Around: Defined Business RulesWednesday, April 19, 2023

Business Rules

• Flight is not military or helicopter

• Flight must have a defined runway– The analysis module must designate a valid runway for the go around flight

• Go around must occur at one of the 34 OEP airports and within the facility the report is ran for

– The go around event must be at one of the 34 OEP airports

– To filter flights such as PHL showing up in N90 reports, the go around airport must be in the facility the report is run for

• Airport Destination and Origin are not the same and the origin and go around airport are not the same

– To eliminate touch and goes as well as some departures counted as go around

Federal AviationAdministration

6Go Around: Defined Business RulesWednesday, April 19, 2023

Time between go around event and end of flight must be greater than 4 minutes

• To eliminate flights that climb briefly during approach

Event eliminated. Greater that

1,500 ft. AGL

2 min Event eliminated. Time less than 4 minutes to end of

flight