# N109MG: 2018 Greg W Gremminger MAGNI M16

- Status: Valid registration
- Airframe: [Greg W Gremminger MAGNI M16](https://openairdocs.org/model/greg-w-gremminger-magni-m16) (registry code 05631L3, 2 seats)
- Engine: [Rotax 914UL](https://openairdocs.org/engine/rotax-914ul) (registry code 55553)
- Serial number: 16171104
- Year built: 2018
- Type: Gyroplane
- Engine type: 2 cycle
- Kit: Magni Gyro Srl MAGNI M-16
- Airworthiness: Experimental, amateur built
- Airworthiness date: June 14, 2018
- Certificate issued: August 17, 2024
- Expires: August 31, 2031
- Mode S code: A0273D
- Registered owner: [Uding Christopher J](https://openairdocs.org/faa-owner/UDING%20CHRISTOPHER%20J)
- Location: [Festus, MO](https://openairdocs.org/faa-place/MO/Festus)
- Owner type: Individual
- Owner's area on the map: 38.1429° N, 90.3921° W: Placed by OpenAirDocs at the center of ZIP code 63028, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=109MG
- Page: https://openairdocs.org/aircraft/N109MG

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 (Greg W Gremminger MAGNI M16)

None in force.

### Matched by engine (Rotax 914UL)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB CEN26LA324](https://openairdocs.org/ntsb/CEN26LA324), Sep 23, 2026: Magni M16 (N109MG), Annapolis, MO, substantial damage, 2 fatal, investigation ongoing

## FAA accident and incident reports

None matched to N109MG.

## 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 N109MG

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N109MG before.

- [Cancelled 1990-03-29](https://openairdocs.org/deregistered/N109MG-1990-03-29): Burkhart Grob G-109B, S/N 6325. Exported to Japan. Owner: [Covington Forrest M Sr](https://openairdocs.org/faa-owner/COVINGTON%20FORREST%20M%20SR), [Chapel Hill, NC](https://openairdocs.org/faa-place/NC/Chapel%20Hill)

## Related

- Other Greg W Gremminger MAGNI M16 aircraft: https://openairdocs.org/model/greg-w-gremminger-magni-m16/aircraft.md
- The Rotax 914UL engine: https://openairdocs.org/engine/rotax-914ul.md

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