Tail record, Bombardier Challenger 600 (Challenger 605), United States register
Flown about as much as most Challenger 600s: inside the middle half of its type.
01
Flown less often than 58% of Challenger 600s, by flights a month.
Tracked flights
63
in the twelve months, about 5 a month
Busiest Challenger 600s
443rd
of 763 tracked, by flights a month
Estimated hours
≈110
in the twelve months, from time in the air
Flights a month, every tracked Challenger 600
02
N89 flew more than the middle half of the fleet in 2 of 12 months. Its busiest month was August 2025, with 13 flights.
Its busiest month was August 2025, with 13 flights. It did not fly in September 2025. The record has 33 tracking gaps, so about one flight in 2 may be missing and every count is a minimum.
03
Each measure against all 763 tracked Challenger 600s. Every dot is one aircraft; the gold one is N89.
Chapter 4
Typical for its type
How hard has it been used?
Used at about the rate of most of the fleet, so its maintenance intervals have been used up at a normal pace.
Flights a monthLead measure. 42nd percentile
5.3middle Challenger 600 6.1
Days flown a month47th percentile
4.3 dmiddle Challenger 600 4.5 d
Estimated hours a year37th percentile
≈107 hrmiddle Challenger 600 ≈132 hr
Harsher means harder on the aircraft than three quarters of Challenger 600s; typical is the middle half. Percentiles compare this aircraft with every tracked Challenger 600, over its record since 1 Jan 2025.
04
The fleet is shown, and whether N89 sits inside its middle half. Its grades and values are in the full report.
Chapter 1
Hours per landing, middle Challenger 600: 1.8 : 1
Also graded: short hops. Leg length is shown as context.
N89 sits inside the middle half. Its grade and exact place are in the full report.
Unlock this chapterChapter 2
Salt air, middle Challenger 600: 2%
Also graded: damp air, freeze–thaw, near the coast and moisture in the air.
N89 sits inside the middle half. Its grade and exact place are in the full report.
Unlock this chapterChapter 3
Short runways, middle Challenger 600: 27%
Also graded: hot, high takeoffs; density altitude; dust and dry climate.
N89 sits outside the middle half, on one side or the other. Its grade and exact place are in the full report.
Unlock this chapter05
All four chapters, every flight since January 2025 leg by leg, and the one thing to ask the seller.
Page one
Every chapter has this table, with a note on any assumption behind it.
days
Ask for
N89, Bombardier Challenger 600
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06
The Aircraft Ledger. “N89: how this Bombardier Challenger 600 is flown.” Data through 31 Jul 2026. theaircraftledger.com/aircraft/n89
About 110 estimated hours in the 12 months to 31 Jul 2026, across 63 tracked flights. Hours are estimated from time in the air, so the logbook has the exact figure.
N89 made 63 tracked flights in the 12 months to 31 Jul 2026, about 5 a month, and flew on about 5 days in each month it flew.
6 of its 63 tracked flights in the 12 months to 31 Jul 2026, 11%, crossed a border.
It was last tracked in July 2026. We publish an aircraft’s flights seven days after they happen, and show them by month only.
We leave out airports, bases and exact dates on purpose. We show how an aircraft has been used, not where it goes.
All four graded chapters (Fatigue, Corrosion, Engines and brakes, and Utilization), each against the tracked Challenger 600s, plus the operational summary and operating rhythm, as a PDF, CSV and share link. It costs $395, or $995 a month for unlimited reports and Spotlight.
Method: flight data, every count a minimum. Estimated hours from time in the air. About our data
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Not a substitute for a pre-purchase inspection or records review. TailCheck shows how an aircraft has been used, not its condition.