Presented to: By: Date: Tuesday, March 08, 2016 Federal Aviation Administration Go Around Defined Business Rules

Federal Aviation Administration 2 Go Around: Defined Business Rules Tuesday, March 08, 2016 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 Aviation Administration 3 Go Around: Defined Business Rules Tuesday, March 08, 2016 Specific Range per Airport Airport Elevation + 1,500 ft Must be within a specified range and altitude from airport defined for each airport

Federal Aviation Administration 4 Go Around: Defined Business Rules Tuesday, March 08, 2016 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 Aviation Administration 5 Go Around: Defined Business Rules Tuesday, March 08, 2016 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 Aviation Administration 6 Go Around: Defined Business Rules Tuesday, March 08, 2016 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