The Aircraft LedgerCheck a tail

Tail record, Gulfstream G100, United States register

N419MK: how this Gulfstream G100 is flown

20 tracked flights in the 12 months to 31 Jul 2026, on about 3 days a month and an estimated 29 hours in the air.

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Figures are for the twelve months to 31 Jul 2026; named aircraft are shown a week behind. Grades compare its record since 1 Jan 2025 with every tracked G100.

01

How N419MK compares.

20 tracked flights in the twelve months to 31 Jul 2026.

Tracked flights

20

in the twelve months, about 2 a month

Days flown a month

3.4

in the months it flew

Estimated hours

≈29

in the twelve months, from time in the air

02

Month by month.

Its busiest month was September 2025, with 7 flights.

Tracked flights

Its busiest month was September 2025, with 7 flights. It did not fly in January 2026. The record has 16 tracking gaps, so about one flight in 1 may be missing and every count is a minimum.

Source: The Aircraft Ledger, flight data for N419MK, the twelve months to 31 Jul 2026. Flight counts only: airports and exact dates are left out of this page.

03

The free chapter.

Each measure against all 70 tracked G100s. The shaded band is the middle half; the gold dot is N419MK.

Chapter 1

Fatigue

Not graded

How short were its legs?

Utilization isn’t graded for N419MK: too few of its flights were tracked to count its use fairly, in the full report too. So its free chapter here is Fatigue, which doesn’t depend on catching every flight.

Not compared: no percentile for this aircraft yet.

  • Hours per landingLead measure. Not compared: no percentile for this aircraft yet.

    1.5 : 1Not compared

  • Short hopsNot compared: no percentile for this aircraft yet.

    37%Not compared

  • Leg lengthExplains the hours per landing; not graded twice.

    457 nmContext, not graded

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.

04

What only the report shows.

The fleet is shown, and whether N419MK sits inside its middle half. Its grades and values are in the full report.

Chapter 2

Corrosion

Also graded: damp air, freeze–thaw, near the coast and moisture in the air.

Not graded: not enough data.

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Chapter 3

Engines and brakes

Short runways, middle G100: 37%

Also graded: hot, high takeoffs; density altitude; dust and dry climate.

Not graded: not enough data.

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Chapter 4

Utilization

Flights a month, middle G100: 4.4

Also graded: days flown a month and estimated hours a year.

Not graded: too few of its flights were tracked.

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05

The full report on N419MK.

All four chapters, every flight since January 2025 leg by leg, and the one thing to ask the seller.

TailCheck report

N419MK, Gulfstream G100

$395one aircraft

  • All four chapters, graded
  • The one thing to ask, with records to request
  • Every flight since January 2025, leg by leg
  • Its weekly and seasonal rhythm
  • PDF, CSV and a share link; open for three months, kept up to date
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06

Questions about N419MK.

Cite this data

The Aircraft Ledger. “N419MK: how this Gulfstream G100 is flown.” Data through 31 Jul 2026. theaircraftledger.com/aircraft/n419mk

How many hours does N419MK fly a year?

About 29 estimated hours in the 12 months to 31 Jul 2026, across 20 tracked flights. Hours are estimated from time in the air, so the logbook has the exact figure.

How often is N419MK flown?

N419MK made 20 tracked flights in the 12 months to 31 Jul 2026, about 2 a month, and flew on about 3 days in each month it flew.

Does N419MK fly internationally?

3 of its 20 tracked flights in the 12 months to 31 Jul 2026, 16%, crossed a border.

When did N419MK last fly?

It was last tracked in December 2025. We publish an aircraft’s flights seven days after they happen, and show them by month only.

Why don’t you show which airports N419MK uses?

We leave out airports, bases and exact dates on purpose. We show how an aircraft has been used, not where it goes.

What’s in the full TailCheck report for N419MK?

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.

Fleet statisticsWhat’s normal for a Gulfstream G100SpotlightCompare N419MK with other G100s

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.