The annual rates of flight operations events, or predefined exceedances of selected parameters, continued to decrease in the most recent analysis of corporate flight operational quality assurance (C-FOQA) business jet data for the years 2006–2011 by Austin Digital C‑FOQA Centerline.1 Also notable was a reduction in the rate of unstable approach events in 2011, to the lowest level in the six-year period.
The trend was particularly encouraging because of growth of participation in the program, with these flights and events making the data even more statistically relevant to this industry sector. While event rates continue to decline overall, there is still concern that go-arounds following unstable approaches are not being conducted, and there is persistent evidence of high-energy approaches, both of which are strongly associated with runway excursion events as shown in the 2009 briefing of the Runway Safety Initiative coordinated by Flight Safety Foundation.
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