# NTSB investigations: Volkswagen CONVERSION: Aerodynamic stall/spin

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 CEN14FA173](https://openairdocs.org/ntsb/CEN14FA173.md): Worthington Donald Wayne Sonerai II LT · Highlands Ranch, CO · Accident · 1 fatal · Field investigation · Final report · Mar 29, 2014 · N63917 · Destroyed
  > The pilot’s loss of control during a forced landing following a loss of engine power for reasons that could not be determined due to postimpact fire damage.
- [NTSB CEN12CA026](https://openairdocs.org/ntsb/CEN12CA026.md): Jantzen Evans VP · Terrell, TX · Accident · Serious injuries · Data collection · Final report · Oct 16, 2011 · N331EJ · Substantial damage
  > The pilot’s inadequate preflight planning, in that he did not determine whether the airplane’s climb performance would be sufficient to clear obstacles before initiating take off.
- [NTSB ERA09LA454](https://openairdocs.org/ntsb/ERA09LA454.md): Pongracz John M Nieuport 1 · Brasstown, NC · Accident · 1 fatal · Limited investigation · Final report · Aug 10, 2009 · N112PM · Substantial damage
  > The pilot’s failure to maintain adequate airspeed during climb after takeoff, resulting in an inadvertent stall.
- [NTSB WPR09LA286](https://openairdocs.org/ntsb/WPR09LA286.md): Wermling KR-2 Rand Robinson · Anaconda, MT · Accident · Serious injuries · Limited investigation · Final report · Jun 13, 2009 · N40908 · Substantial damage
  > The non-certificated pilot’s failure to maintain airspeed and aircraft control during initial climb resulting in a stall/spin.
- [NTSB ERA09LA263](https://openairdocs.org/ntsb/ERA09LA263.md): Keeley/Tidd MK-1 · Demopolis, AL · Accident · 1 fatal · Limited investigation · Final report · Apr 24, 2009 · N91MK · Substantial damage
  > The pilot's failure to maintain adequate airspeed following a complete loss of engine power resulting in a stall while maneuvering to land. The reason for the loss of engine power was undetermined.
- [NTSB CEN09LA263](https://openairdocs.org/ntsb/CEN09LA263.md): Laseure Sonerai II · Grantsburg, WI · Accident · 1 fatal · Limited investigation · Final report · Apr 22, 2009 · N232PE · Destroyed
  > The pilot's failure to maintain airspeed during initial climb which resulted in a stall/spin. Contributing to the accident was the degraded engine performance.

## 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('63501')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '241'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/241/cases?engine=63501

---
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.