N353HH - 1998 Heldeberg Designs Blue Herron Marathon Aircraft Registration

FK9

1998 HELDEBERG DESIGNS BLUE HERRON MARATHON

Aircraft Description

N353HH is a 1998 Heldeberg Designs BLUE HERRON MARATHON, a single-engine two-cycle piston aircraft registered to Loeffelholz John R in Yukon, OK. This aircraft holds a experimental airworthiness certificate issued by the Federal Aviation Administration on September 16, 2009. The registration certificate was issued on October 2, 2008. The registration is set to expire on August 31, 2028. Powered by a Rotax 582SER engine producing 65 horsepower, N353HH is. The aircraft's Mode S transponder code is A3F0A9 (hex), used for ADS-B identification and flight tracking. The FAA registry record for N353HH was last updated on June 3, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

Heldeberg Designs is an aircraft manufacturer with aircraft registered in the FAA database tracked by AviatorDB. AviatorDB tracks 3 Heldeberg Designs aircraft currently registered in the FAA database, including the BLUE HERRON MARATHON model.

AviatorDB has found no NTSB accident or incident reports involving N353HH. 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
1998
Manufacturer
HELDEBERG DESIGNS
Model
BLUE HERRON MARATHON
Type Aircraft
Powered Parachute
ICAO Type Code
FK9FK-9 Mk.IV
Weight Class
Up to 12,500 lbs
Airworthiness Date
September 16, 2009
Classification
Experimental 3 Category
Type Registration
Individual
Status
Valid Registration
Cert Issue Date
October 2, 2008

Registered Owner

Name
LOEFFELHOLZ JOHN R
Address
301 NORTH FRISCO RD
City
YUKON
State / Zip Code
Oklahoma73099
Country
United States

Powerplant & Avionics

Engine Type
2-cycle
Number of Engines
1
Engine Manufacturer
ROTAX
Engine Model
582SER
Horsepower
65 HP
Mode S Code (Oct)
50770251
Mode S Code (Hex)
A3F0A9

Additional Details

Registration
N353HH
Serial Number
HD980034SS
Number of Engines
1
Number of Seats
2
Expiration Date
August 31, 2028
Last Action Date
June 3, 2023
Last Update Date
January 19, 2026
Unique ID
01013311

Data Source

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

Last updated: 2026-04-01 01:32:20 UTC