N59MF - 1997 Heldeberg Designs LLC Marathon Aircraft Registration

FK9

1997 HELDEBERG DESIGNS LLC MARATHON

Aircraft Description

N59MF is a 1997 Heldeberg Designs LLC MARATHON, a single-engine two-cycle piston aircraft registered to Fuller John M in Duanesburg, NY. This aircraft holds a experimental airworthiness certificate issued by the Federal Aviation Administration on August 15, 2007. The registration certificate was issued on July 24, 2007. The registration is set to expire on January 31, 2028. Powered by a Rotax 503 DCDI engine producing 52 horsepower, N59MF is. The aircraft's Mode S transponder code is A79C27 (hex), used for ADS-B identification and flight tracking. The FAA registry record for N59MF was last updated on April 14, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

Heldeberg Designs LLC is an aircraft manufacturer with aircraft registered in the FAA database tracked by AviatorDB. AviatorDB tracks 11 Heldeberg Designs LLC aircraft currently registered in the FAA database, including the MARATHON model.

AviatorDB has found no NTSB accident or incident reports involving N59MF. AviatorDB cross-references all FAA registration data with NTSB accident and incident reports, providing a comprehensive safety overview for every registered aircraft in the United States.

Model Year
1997
Manufacturer
HELDEBERG DESIGNS LLC
Model
MARATHON
Type Aircraft
Powered Parachute
ICAO Type Code
FK9FK-9 Mk.IV
Weight Class
Up to 12,500 lbs
Airworthiness Date
August 15, 2007
Classification
Experimental 8 Category
Type Registration
Individual
Status
Valid Registration
Cert Issue Date
July 24, 2007

Registered Owner

Name
FULLER JOHN M
Address
1233 DEPOT RD
City
DUANESBURG
State / Zip Code
New York12056-2205
Country
United States

Powerplant & Avionics

Engine Type
2-cycle
Number of Engines
1
Engine Manufacturer
ROTAX
Engine Model
503 DCDI
Horsepower
52 HP
Mode S Code (Oct)
51716047
Mode S Code (Hex)
A79C27

Additional Details

Registration
N59MF
Serial Number
HD0002M
Number of Engines
1
Number of Seats
2
Expiration Date
January 31, 2028
Last Action Date
April 14, 2023
Last Update Date
January 19, 2026
Unique ID
00364459

Data Source

Data provided by the US Federal Aviation Administration. View on FAA.gov

Last updated: 2026-05-15 01:32:20 UTC