# N109KG: Gueffroy Kenneth W CHALLENGER II, registration cancelled 2000-09-15

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: September 15, 2000
- Status when cancelled: Triennial form not returned
- Airframe: [Gueffroy Kenneth W CHALLENGER II](https://openairdocs.org/model/gueffroy-kenneth-w-challenger-ii) (registry code 05601ES)
- Serial number: CH20993CW1015
- Type of aircraft: Fixed wing single engine
- Certificate issued: August 21, 1995
- Last registry action: August 19, 1998
- Mode S code: A0270B
- Owner when cancelled: [Gueffroy Kenneth W](https://openairdocs.org/faa-owner/GUEFFROY%20KENNETH%20W)
- Location: [Watertown, SD](https://openairdocs.org/faa-place/SD/Watertown)
- Owner type: Individual
- Owner's area on the map: 44.9367° N, 97.0928° W: Placed by OpenAirDocs at the center of ZIP code 57201, within about 10 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N109KG
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=109KG
- Page: https://openairdocs.org/deregistered/N109KG-2000-09-15

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 Gueffroy Kenneth W CHALLENGER II: https://openairdocs.org/model/gueffroy-kenneth-w-challenger-ii.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.