ICAO: AA2BC1
Owner: UNITEDAIRLINES
Flt: UAL558 N75432 B739 DEN-BOS
Time: 2026-03-23 13:01:22 EDT
Min Alt: 9575 ft
Min Dist: 0.99 nm (18deg NNE)
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ICAO: AA2BC1
Owner: UNITEDAIRLINES
Flt: UAL1693 N75432 B739 BZN-ORD-BOS-EWR
Time: 2026-03-20 17:10:16 EDT
Min Alt: 8700 ft
Min Dist: 1.8 nm (2deg N)
Squawk: 5630
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ICAO: AA2BC1
Owner: UNITEDAIRLINES
Flt: UAL1693 N75432 B739 RSW-ORD-BOS
Time: 2026-03-11 18:21:41 EDT
Min Alt: 1650 ft
Min Dist: 1.1 mi (37deg NE)
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ICAO: AA2BC1
Owner: UNITEDAIRLINES
Flt: UAL1693 N75432 B739 RSW-ORD-BOS
Time: 2026-03-11 18:18:32 EDT
Min Alt: 4100 ft
Min Dist: 4.1 nm (46deg NE)
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ICAO: AA2BC1
Owner: UNITEDAIRLINES
Flt: UAL1491 N75432 B739 ORD-BOS
Time: 2026-02-20 14:41:48 EST
Min Alt: 9400 ft
Min Dist: 1 nm (22deg NNE)
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ICAO: AA2BC1
Owner: UNITEDAIRLINES
Flt: UAL1491 N75432 B739 ORD-BOS
Time: 2026-02-19 13:59:43 EST
Min Alt: 9300 ft
Min Dist: 2.5 nm (-6deg N)
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Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N75432 - Boeing 737NG 924ER/W - United Airlines UAL1878/UA1878, Austin-Bergstrom (AUS) to Chicago O'Hare (ORD) - 4.4 mi away @ 34325 ft, heading NNE at 506 mph. Spotted 5x before! [08:47:22 AM CDT] #AA2BC1 #N75432 #B739 #UNITED #UAL1878 #UA1878 #ADSB #ADSBbot
ICAO: AA2BC1
Owner: UNITED AIRLINES
Flt: UAL1989 N75432 B739 TUS-ORD-BOS
Time: 2025-10-08 21:55:22 EDT
Min Alt: 9150 ft
Min Dist: 2.7 km (-10° N)
Loudness: -1 dB
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