# N9645B: Cessna 172RG, registration cancelled 1997-12-13

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: December 13, 1997
- Status when cancelled: Triennial form not returned
- Airframe: [Cessna 172RG](https://openairdocs.org/model/cessna-172rg) (registry code 2072438)
- Data sheets: [TCDS 3A17](https://openairdocs.org/tcds/3A17) (OpenAirDocs)
- Serial number: 172RG0941
- Type of aircraft: Fixed wing single engine
- Certificate issued: July 31, 1991
- Last registry action: September 17, 1997
- Mode S code: AD6E0B
- Owner when cancelled: [Roberti Michael A](https://openairdocs.org/faa-owner/ROBERTI%20MICHAEL%20A)
- Location: [Mesa, AZ](https://openairdocs.org/faa-place/AZ/Mesa)
- Owner type: Individual
- Owner's area on the map: 33.4332° N, 111.7136° W: Placed by OpenAirDocs at the center of ZIP code 85205, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N9645B
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9645B
- Page: https://openairdocs.org/deregistered/N9645B-1997-12-13

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 Cessna 172RG: https://openairdocs.org/model/cessna-172rg.md

## NTSB investigations (2)

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 LAX92LA228](https://openairdocs.org/ntsb/LAX92LA228), May 31, 1992: Cessna 172RG (N9645B), Strawberry, AZ, destroyed, 1 fatal. Probable cause: THE PILOT COMMITTED SUICIDE DUE TO THE PILOT'S EMOTIONAL STATE FROM INTERPERSONAL RELATIONS.
- [NTSB LAX83LA102](https://openairdocs.org/ntsb/LAX83LA102), Feb 15, 1983: Cessna 172RG (N9645B), Wenden, AZ, substantial damage

## FAA accident and incident reports (2)

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 19920531017999A](https://openairdocs.org/incident/19920531017999A), May 31, 1992: Cessna 172RG (N9645B), Strawberry, AZ, Destroyed, 1 fatal. Found aircraft descended into 40 degree rocky slope and was demolished. Pilot had personal problems. Left a note.
- [Accident 19830214005309A](https://openairdocs.org/incident/19830214005309A), Feb 14, 1983: Cessna 172RG (N9645B), Wenden, AZ, Substantial damage. Pilot unable to maintain runway track during landing in gusty, crosswind condition.

## Other aircraft with N9645B

- [Cancelled 1957-06-13](https://openairdocs.org/deregistered/N9645B-1957-06-13): Cessna 180A, S/N 32942. Owner: [Cessna Aircraft Co](https://openairdocs.org/faa-owner/CESSNA%20AIRCRAFT%20CO), [Wichita, KS](https://openairdocs.org/faa-place/KS/Wichita)

---
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.