# N23DK: 1978 Koons-Donald SONERAI II, registration cancelled 2012-09-04

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: September 4, 2012
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Koons-Donald SONERAI II](https://openairdocs.org/model/koons-donald-sonerai-ii) (registry code 05659C5)
- Engine: [Revmaster 2100](https://openairdocs.org/engine/revmaster-2100) (registry code 52550)
- Serial number: 494
- Year built: 1978
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: August 6, 1979
- Certificate issued: April 14, 1986
- Last registry action: May 9, 1992
- Mode S code: A2067C
- Owner when cancelled: [Denison R Charles](https://openairdocs.org/faa-owner/DENISON%20R%20CHARLES)
- Location: [Macon, GA](https://openairdocs.org/faa-place/GA/Macon)
- Owner type: Individual
- Owner's area on the map: 32.9076° N, 83.7351° W: Placed by OpenAirDocs at the center of ZIP code 31210, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N23DK
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=23DK
- Page: https://openairdocs.org/deregistered/N23DK-2012-09-04

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Koons-Donald SONERAI II: https://openairdocs.org/model/koons-donald-sonerai-ii.md

## 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 ATL87FA016](https://openairdocs.org/ntsb/ATL87FA016), Nov 2, 1986: Koons-Donald Sonerai II (N23DK), Macon, GA, destroyed, 1 fatal

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 19861102056959A](https://openairdocs.org/incident/19861102056959A), Nov 2, 1986: Amtrmo SONERAI2 (N23DK), Macon, GA, Destroyed. The engine lost power on takeoff and the aircraft struck a tree. A loose fuel primer fitting was found.

## Other aircraft with N23DK

- [Registered now](https://openairdocs.org/aircraft/N23DK): Piper PA 46-350P, S/N 4636721, built 2018

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