Flight Tracker
N441MM
LEARJET INC 45
Fixed wing multi engine · Turbo-fan
1 NTSB record for this tail number, including substantial damage. See the full record below.

Registration

Registered Owner
MARQUIS AVIATION LLC
Registrant Type
LLC
Location
HENNEPIN, IL
Status
Valid
Certificate Issued
Oct 18, 2025
Airworthiness Date
-
Expires
Oct 31, 2032
Approved Operations
-

Airframe

Manufacturer
LEARJET INC
Model
45
Year
-
Serial Number
599
Seats
12
Engines
2
Max Weight
20,000 lb and over
Cruise Speed
-
Type Certificate
-

Powerplant

Engine Manufacturer
-
Engine Model
-
Type
Turbo-fan
Power
-

Live Flight Status

Checking live traffic…

Coverage depends on ground receiver reception and is not a complete picture of traffic.

Transponder & Tracking

Mode S Code (Hex)
A54F73
Mode S Code (Octal)
51247563

The hex code is the aircraft's ICAO 24-bit address, broadcast by its ADS-B transponder. It is the key used to match live position reports to this registration.

Ownership History: 2 prior registrations

RegistrantLocationCancelled
- - Jan 10, 1990
CORESTONE MANAGEMENT NEWARK, DE Jun 2, 2020

NTSB Accident & Incident Record

Jul 12, 2015 Accident Substantial Escalante, UT
Injuries1 serious, 1 minor
Phase of Flight-
ConditionsVMC
OperationFAR 091
Probable Cause

The pilot’s inadequate preflight planning and his subsequent decision to attempt to climb over rising terrain with the helicopter over maximum gross weight while operating in high-density altitude conditions with a tailwind, which resulted in its inability to maintain a positive climb rate and a subsequent impact with terrain.

NTSB GAA15LA131