# NTSB investigations: Beech A23-24, WY

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB DEN00LA109](https://openairdocs.org/ntsb/DEN00LA109.md): Beech A23-24 · Wheatland, WY · Accident · No injuries · Limited investigation · Final report · Aug 4, 1999 · N4789J · Substantial damage
  > The flight instructor's failure to maintain control of the aircraft. Factors were inadequate supervision of the student by the flight instructor and inaccurate judgment by the flight instructor in not having the aircraft examined following the event.
- [NTSB DEN73FTC07](https://openairdocs.org/ntsb/DEN73FTC07.md): Beech A23-24 · Casper, WY · Accident · No injuries · Closed · Aug 14, 1972 · N7994L · Substantial damage

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."eventStateOrRegion" = 'WY' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1151226'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=1151226&state=WY

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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.