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ATM network performance: Brisbane

Airborne delay

The 75th percentile performance figures for airborne delay at Brisbane are indicated in Figure 6.

May performance met the 75th percentile target (0.9 minutes median and 3.5 minutes 75th percentile) but not the median target. There was no change in delay from the same period last year.

The long-term trend for airborne delay at Brisbane is downwards.

Figure 6: Brisbane airborne delay 75th Percentile

Click image to enlarge

Notable events

06 May (1800-1900 Local)

  • Increased airborne delay was experienced for 2 hours during the evening peak. Exempt, early and late non-compliant aircraft concentrated demand leading into a peak period. Delays reached up to 17 minutes.

11 May (1800-2000 Local)

  • Increased airborne delay was experienced for 3 hours during the evening peak. Exempt, early and late non-compliant aircraft concentrated demand leading into a peak period. Delays reached up to 23 minutes.

21 May (1800-1900 Local)

  • A full arrival program for 2 hours saw small shifts in arrival times lead to a build-up in delay, with delays reaching up to 18 minutes.

27 May (1800-1900 Local)

  • Increased airborne delay was experienced for 2 hours during the evening peak.
  • Exempt, early and late non-compliant aircraft concentrated demand leading into a peak period, with delays reaching up to 19 minutes.