Updated
Tail record, Cessna Citation X, United States register
346 tracked flights in the 12 months to 31 Oct 2026, on about 14 days a month and an estimated 451 hours in the air.
01
346 tracked flights in the twelve months to 31 Oct 2026.
Tracked flights
346
in the twelve months, about 29 a month
Days flown a month
13.6
in the months it flew
Estimated hours
≈451
in the twelve months, from time in the air
02
Its busiest month was September 2026, with 45 flights.
Its busiest month was September 2026, with 45 flights. It did not fly in June 2026. The record has 51 tracking gaps, so about one flight in 7 may be missing and every count is a minimum.
03
Each measure against all 282 tracked Citation Xs. The shaded band is the middle half; the gold dot is N123SL.
Chapter 4
Not graded
How hard has it been used?
Not compared: no percentile for this aircraft yet.
Flights a monthLead measure. Not compared: no percentile for this aircraft yet.
17.7Not compared
Days flown a monthNot compared: no percentile for this aircraft yet.
8.9 dNot compared
Estimated hours a yearNot compared: no percentile for this aircraft yet.
≈253 hrNot compared
Harsher means harder on the aircraft than three quarters of Citation Xs; typical is the middle half. Percentiles compare this aircraft with every tracked Citation X, over its record since 4 Nov 2024.
04
The fleet is shown, and whether N123SL sits inside its middle half. Its grades and values are in the full report.
Chapter 1
Hours per landing, middle Citation X: 1.7 : 1
Also graded: short hops. Leg length is shown as context.
Not graded: not enough data.
Unlock this chapterChapter 2
Salt air, middle Citation X: 2%
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 X: 26%
Also graded: hot, high takeoffs; density altitude; dust and dry climate.
Not graded: not enough data.
Unlock this chapter05
All four chapters, every flight since November 2024 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
N123SL, Cessna Citation X
$395one aircraft
Weighing it against other Citation Xs? Put it on a Spotlight board with up to four others. Included with Unlimited, $995 a month.
06
The Aircraft Ledger. “N123SL: how this Cessna Citation X is flown.” Data through 31 Oct 2026. theaircraftledger.com/aircraft/n123sl
About 451 estimated hours in the 12 months to 31 Oct 2026, across 346 tracked flights. Hours are estimated from time in the air, so the logbook has the exact figure.
N123SL made 346 tracked flights in the 12 months to 31 Oct 2026, about 29 a month, and flew on about 14 days in each month it flew.
7 of its 346 tracked flights in the 12 months to 31 Oct 2026, 3%, crossed a border.
It was last tracked in October 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 Xs, 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
Owners and operators can ask us not to publish an aircraft. Data policy and opt-out
Not a substitute for a pre-purchase inspection or records review. TailCheck shows how an aircraft has been used, not its condition.