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Are You Established?

Debates are a mainstay of hangar-flying discussions. Those debates can become particularly compelling and energized when the weather is below minimums or the wind is sending small structures and the occasional passerby tumbling across the ramp. Youll often hear conflicting statements from different pilots, many even beginning, Well, the examiner on my last checkride said…

Gemini Sparkle

Key Takeaways:

  • Defining "established" on a final approach course is a complex debate, requiring integration of multiple sources due to varying interpretations.
  • Key elements for being established include being "stable or fixed" (Pilot/Controller Glossary) and operating "along the centerline" of an ATS route (FARs).
  • The most concrete metric for being established comes from ICAO, specifying continuous navigational data showing no more than half full-scale deflection for ILS/VOR, or 5 degrees off the required bearing for NDB.
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Debates are a mainstay of hangar-flying discussions. Those debates can become particularly compelling and energized when the weather is below minimums or the wind is sending small structures and the occasional passerby tumbling across the ramp. You’ll often hear conflicting statements from different pilots, many even beginning, “Well, the examiner on my last checkride said…”

One common debate is what constitutes being “established” on a final approach course. This is important because being established often allows you to do something important, like, well, descend for a landing.

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