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Aircraft

N75UM

Aircraft
Learjet 45LJ45
Operator
Regents of the University of Michigan
Mode-S
AA197E
Registry
United States
FAA status
Valid

Where it flies

Every leg this tail has flown — brighter where it flies most. Home field is ringed.

Airport routes
Howell, MI
Home base · 51% of legs
132
Airports visited
Howell, MI ↔ Gwinn, MI
Busiest corridor · 82 trips
534
Trips tracked · latest trip Jun 24, 2026
2022-032026-06
Tracked span

Flight history

Every tracked trip with route and shape. Event tags mark calendar-linked trips; documented rows have a published JetSweep story or research note.

160 trips · 258 legs
We track the aircraft, not who is aboard. Ownership reflects the FAA registrant; attribution and purpose, where shown, are tiered by evidence. Some tails are blocked from public display.