Tail record, Gulfstream G100, United States register
10 tracked flights in the 12 months to 31 Jul 2026, on about 2 days a month and an estimated 20 hours in the air.
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10 tracked flights in the twelve months to 31 Jul 2026.
Tracked flights
10
in the twelve months, about 1 a month
Days flown a month
1.6
in the months it flew
Estimated hours
≈20
in the twelve months, from time in the air
02
Its busiest month was October 2025, with 4 flights.
Its busiest month was October 2025, with 4 flights. It did not fly in August 2025. The record has 2 tracking gaps, so about one flight in 5 may be missing and every count is a minimum.
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Each measure against all 70 tracked G100s. The shaded band is the middle half; the gold dot is N684SJ.
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.
1.9Not compared
Days flown a monthNot compared: no percentile for this aircraft yet.
1.5 dNot compared
Estimated hours a yearNot compared: no percentile for this aircraft yet.
≈48 hrNot compared
Harsher means harder on the aircraft than three quarters of G100s; typical is the middle half. Percentiles compare this aircraft with every tracked G100, over its record since 1 Jan 2025.
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The fleet is shown, and whether N684SJ sits inside its middle half. Its grades and values are in the full report.
Chapter 1
Hours per landing, middle G100: 1.5 : 1
Also graded: short hops. Leg length is shown as context.
Not graded: not enough data.
Unlock this chapterChapter 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 G100: 37%
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 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
N684SJ, Gulfstream G100
$395one aircraft
Weighing it against other G100s? Put it on a Spotlight board with up to four others. Included with Unlimited, $995 a month.
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The Aircraft Ledger. “N684SJ: how this Gulfstream G100 is flown.” Data through 31 Jul 2026. theaircraftledger.com/aircraft/n684sj
About 20 estimated hours in the 12 months to 31 Jul 2026, across 10 tracked flights. Hours are estimated from time in the air, so the logbook has the exact figure.
N684SJ made 10 tracked flights in the 12 months to 31 Jul 2026, about 1 a month, and flew on about 2 days in each month it flew.
None of its 10 tracked flights in the 12 months to 31 Jul 2026 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 G100s, 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.