Tail record, Cessna Citation CJ4, United States register
Flown about as much as most Citation CJ4s: inside the middle half of its type.
01
Flown less often than 55% of Citation CJ4s, by flights a month.
Tracked flights
65
in the twelve months, about 5 a month
Busiest Citation CJ4s
242nd
of 439 tracked, by flights a month
Estimated hours
≈82
in the twelve months, from time in the air
Flights a month, every tracked Citation CJ4
02
N545JF flew more than the middle half of the fleet in 4 of 12 months. Its busiest month was May 2026, with 12 flights.
Its busiest month was May 2026, with 12 flights, and its quietest July 2026, with 1. The record has 36 tracking gaps, so about one flight in 2 may be missing and every count is a minimum.
03
Each measure against all 439 tracked Citation CJ4s. Every dot is one aircraft; the gold one is N545JF.
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. 45th percentile
4.6middle Citation CJ4 5.0
Days flown a month35th percentile
3.1 dmiddle Citation CJ4 3.8 d
Estimated hours a year48th percentile
≈75 hrmiddle Citation CJ4 ≈79 hr
Harsher means harder on the aircraft than three quarters of Citation CJ4s; typical is the middle half. Percentiles compare this aircraft with every tracked Citation CJ4, over its record since 1 Jan 2025.
04
The fleet is shown, and whether N545JF sits inside its middle half. Its grades and values are in the full report.
Chapter 1
Hours per landing, middle Citation CJ4: 1.3 : 1
Also graded: short hops. Leg length is shown as context.
N545JF sits inside the middle half. Its grade and exact place are in the full report.
Unlock this chapterChapter 2
Salt air, middle Citation CJ4: 0%
Also graded: damp air, freeze–thaw, near the coast and moisture in the air.
Not graded: not enough data.
Unlock this chapterChapter 3
Short runways, middle Citation CJ4: 2%
Also graded: hot, high takeoffs; density altitude; dust and dry climate.
N545JF 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
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N545JF, Cessna Citation CJ4
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06
The Aircraft Ledger. “N545JF: how this Cessna Citation CJ4 is flown.” Data through 31 Jul 2026. theaircraftledger.com/aircraft/n545jf
About 82 estimated hours in the 12 months to 31 Jul 2026, across 65 tracked flights. Hours are estimated from time in the air, so the logbook has the exact figure.
N545JF made 65 tracked flights in the 12 months to 31 Jul 2026, about 5 a month, and flew on about 4 days in each month it flew.
1 of its 65 tracked flights in the 12 months to 31 Jul 2026, 2%, 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 Citation CJ4s, 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.