# NTSB UNK65X0511: Piper PA23, N1143P, Cynthiana, KY, November 1, 1964

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: November 1, 1964
- Place: Cynthiana, KY · CYNTHIANA, KY
- Location: 38.3829° N, 84.3018° W: Placed by OpenAirDocs: center of Cynthiana, KY, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.3829&lon=-84.3018&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report November 30, 1964
- Report: Brief approved by the director
- NTSB case key (mKey): 180972
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK65X0511
- Page: https://openairdocs.org/ntsb/UNK65X0511

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3377   64/11/1   CYNTHIANA KY        PIPER PA23          CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 41, 1645
        TIME - 1515                    N1143P              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 74 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - CYNTHIANA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           WHEELS-UP                                                LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPER EMERGENCY PROCEDURES
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- PILOT SIMULATED ENGINE-OUT BY FEATHERING LEFT ENGINE AND THEN COULD NOT UNFEATHER.
```

## Aircraft

- Registration: [N1143P](https://openairdocs.org/deregistered/N1143P-2009-06-25), registration cancelled 2009-06-25, S/N 23-156, built 1955 (OpenAirDocs)
- Reported make and model: PIPER PA23
- Registry model: [Piper PA-23-150](https://openairdocs.org/model/piper-pa-23-150) (registry code 7102303) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Cynthiana

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.

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