# NTSB investigations: Hughes 269C, 1999

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 CHI00LA044](https://openairdocs.org/ntsb/CHI00LA044.md): Hughes 269C · Salina, KS · Accident · Serious injuries · Limited investigation · Final report · Dec 13, 1999 · N58408 · Substantial damage
  > The pilot's failure to follow the published practice autorotation procedures, the improper use of throttle, and the inadequate flare.
- [NTSB NYC99LA217](https://openairdocs.org/ntsb/NYC99LA217.md): Hughes 269C · Utica, NY · Accident · No injuries · Limited investigation · Final report · Sep 1, 1999 · N58397 · Substantial damage
  > The pilot's failure to maintain control of the helicopter while maneuvering, which resulted in a hard landing. A factor in this accident was the pilot's lack of total experience in helicopters.
- [NTSB FTW99TA190](https://openairdocs.org/ntsb/FTW99TA190.md): Hughes 269C · Houston, TX · Accident · Minor injuries · Final report · Jul 15, 1999 · N7491F · Substantial damage
  > The hard landing as a result of the flight instructor's failure to attain the proper airspeed before simulating an engine failure, which resulted in the development of a high sink rate. Factors were the night illumination and the soft ground.

## 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 year(c."eventDate") = 1999
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('4470504'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=4470504&year=1999

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