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Airport sheet
Chicago O'Hare International Airport
KORD · ORD · Chicago
Perimeter: callsign-resolved routes only, i.e. 67% of contacts (reference data of 7 Sept 2026). “Seen N times” reads “N contacts with a resolved route”, never “N real flights”. Resolutions incompatible with the received points are excluded from these counts.
- Contacts departing
- 10,361
- Contacts arriving
- 9,536
- First observation
- 6 Apr 2016
- Last observation
- 7 Sept 2026