# NTSB investigations: Perkins Allen R VIKING DRAGONFLY, 1986

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 CHI86FEM04](https://openairdocs.org/ntsb/CHI86FEM04.md): Perkins Viking Dragonfly · Lansing, MI · Accident · No injuries · Final report · Apr 6, 1986 · N192AP · Substantial damage
  > On his first flight in this type of homebuilt the pilot encountered what he said was windshear on final approach for his first landing. He added power and the aircraft pitched up 30 degrees. He pushed down on the stick and the aircraft pitched down violently.…

## 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") = 1986
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('05644LD'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=05644LD&year=1986

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