entry-gate mix at the 80 NM ring, pre vs post · directions where any gate shifted ≥5 pts
Imposed distance, 200 NM ring → touchdown
median flown NM, pre → post
Gate-level screen delta
pct points, post − pre
Top post-change cases
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How scoring works
Every captured arrival is processed by the same open pipeline; headline rates include only positively classified IFR flights with an observed 80-NM entry. Expand each step.
Full methodology, calibration dates, and limitations: reports/METHODS.md · every threshold above is read live from the current calibration file.