Tail record, Cessna Citation CJ4, United States register
Flown about as much as most Citation CJ4s: inside the middle half of its type.
01
Busier than 74% of Citation CJ4s, by flights a month.
Tracked flights
39
in the twelve months, about 3 a month
Busiest Citation CJ4s
115th
of 439 tracked, by flights a month
Estimated hours
≈51
in the twelve months, from time in the air
Flights a month, every tracked Citation CJ4
02
N611TK flew more than the middle half of the fleet in 2 of 12 months. Its busiest month was July 2026, with 26 flights.
Its busiest month was July 2026, with 26 flights. It did not fly in August 2025. The record has 17 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 N611TK.
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. 74th percentile
7.4middle Citation CJ4 5.0
Days flown a month50th percentile
3.8 dmiddle Citation CJ4 3.8 d
Estimated hours a year73rd percentile
≈115 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 N611TK 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.
N611TK 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.
N611TK sits inside the middle half. 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
N611TK, Cessna Citation CJ4
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06
The Aircraft Ledger. “N611TK: how this Cessna Citation CJ4 is flown.” Data through 31 Jul 2026. theaircraftledger.com/aircraft/n611tk
About 51 estimated hours in the 12 months to 31 Jul 2026, across 39 tracked flights. Hours are estimated from time in the air, so the logbook has the exact figure.
N611TK made 39 tracked flights in the 12 months to 31 Jul 2026, about 3 a month, and flew on about 10 days in each month it flew.
1 of its 39 tracked flights in the 12 months to 31 Jul 2026, 3%, 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.