# NTSB investigations: Aero Commander CALLAIR A-9B, CO

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 DEN90LA102](https://openairdocs.org/ntsb/DEN90LA102.md): Aero Commander Callair A-9B · Montrose, CO · Accident · No injuries · Limited investigation · Final report · Apr 28, 1990 · N7620V · Substantial damage
  > Inadequate compensation for wind conditions by the pilot. The adverse wind conditions were related factors.
- [NTSB DEN78FTE60](https://openairdocs.org/ntsb/DEN78FTE60.md): Callair A-9B · Hayden, CO · Accident · No injuries · Closed · Jun 9, 1978 · N7688V · Substantial damage
- [NTSB DEN76DTE02](https://openairdocs.org/ntsb/DEN76DTE02.md): Callair A-9B · Craig, CO · Accident · No injuries · Closed · Jul 8, 1975 · N7644V · Substantial damage
- [NTSB DEN74FTE84](https://openairdocs.org/ntsb/DEN74FTE84.md): Callair A-9B · Hoyt, CO · Accident · Serious injuries · Closed · Jun 14, 1974 · N7773V · Destroyed

## 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" = 'CO' 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 ('0144206'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=0144206&state=CO

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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.