# N5603: 2002 Heldeberg Designs MARATHON 2002

- Status: Valid registration
- Airframe: [Heldeberg Designs MARATHON 2002](https://openairdocs.org/model/heldeberg-designs-marathon-2002) (registry code 0590065, 2 seats)
- Engine: [Rotax 582SER](https://openairdocs.org/engine/rotax-582ser) (registry code 55556)
- Serial number: HD02070M
- Year built: 2002
- Type: Powered parachute
- Engine type: Reciprocating
- Airworthiness: Experimental, registered before 01/31/08
- Airworthiness date: January 20, 2010
- Certificate issued: September 20, 2022
- Expires: September 30, 2029
- Mode S code: A729AB
- Registered owner: [Werren Carroll E](https://openairdocs.org/faa-owner/WERREN%20CARROLL%20E)
- Location: [Epsom, NH](https://openairdocs.org/faa-place/NH/Epsom)
- Owner type: Individual
- Owner's area on the map: 43.2048° N, 71.3486° W: Placed by OpenAirDocs at the center of ZIP code 03234, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=5603
- Page: https://openairdocs.org/aircraft/N5603

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Heldeberg Designs MARATHON 2002)

None in force.

### Matched by engine (Rotax 582SER)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N5603.

## FAA accident and incident reports

None matched to N5603.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Earlier aircraft with N5603

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N5603 before.

- [Cancelled 1970-08-27](https://openairdocs.org/deregistered/N5603-1970-08-27): Convair 30A, S/N 30A13. Owner: [Modern Air Transport Inc](https://openairdocs.org/faa-owner/MODERN%20AIR%20TRANSPORT%20INC), [Miami, FL](https://openairdocs.org/faa-place/FL/Miami)
- [Cancelled 1963-02-27](https://openairdocs.org/deregistered/N5603-1963-02-27): Convair 30A, S/N 35. Owner: [American Airlines Inc](https://openairdocs.org/faa-owner/AMERICAN%20AIRLINES%20INC), [New York, NY](https://openairdocs.org/faa-place/NY/New%20York)

## Related

- Other Heldeberg Designs MARATHON 2002 aircraft: https://openairdocs.org/model/heldeberg-designs-marathon-2002/aircraft.md
- The Rotax 582SER engine: https://openairdocs.org/engine/rotax-582ser.md

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.