# NTSB investigations: Lycoming 0-360-A1D, 2009

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 WPR10CA088](https://openairdocs.org/ntsb/WPR10CA088.md): Aviat A1-A · West Jordon, UT · Accident · No injuries · Data collection · Final report · Dec 19, 2009 · N17HY · Substantial damage
  > The pilot's failure to maintain directional control of the airplane during the landing roll in gusting wind conditions.
- [NTSB ANC09TA092](https://openairdocs.org/ntsb/ANC09TA092.md): Aviat A-1B · Gulkana, AK · Accident · No injuries · Final report · Sep 3, 2009 · N37HY · Substantial damage
  > The pilot's excessive use of brakes during an off-airport landing, resulting in the airplane nosing over.
- [NTSB WPR09CA406](https://openairdocs.org/ntsb/WPR09CA406.md): Piper PA-28-181 · Mesa, AZ · Accident · No injuries · Data collection · Final report · Aug 19, 2009 · N4177L · Substantial damage
  > The student pilot’s inadequate compensation for the crosswind condition and failure to maintain directional control during landing.
- [NTSB WPR09CA375](https://openairdocs.org/ntsb/WPR09CA375.md): Robinson Helicopter R22 Beta · Troutdale, OR · Accident · Minor injuries · Data collection · Final report · Jul 29, 2009 · N7176W · Substantial damage
  > The flight instructor's failure to maintain adequate main rotor RPM.
- [NTSB CEN09LA311](https://openairdocs.org/ntsb/CEN09LA311.md): Thornton RV-6A · Plainwell, MI · Accident · 2 fatal · Limited investigation · Final report · May 21, 2009 · N39JT · Destroyed
  > The pilot's failure to maintain aircraft control for undetermined reasons.
- [NTSB WPR09LA153](https://openairdocs.org/ntsb/WPR09LA153.md): Howes RV-6 · Paulden, AZ · Accident · 1 fatal · Limited investigation · Final report · Mar 19, 2009 · N6383W · Substantial damage
  > A total loss of engine power due to oil starvation as a result of a leak from the inadequate weld repair of a high-pressure oil line. Also causal was the pilot's failure to maintain adequate airspeed while maneuvering that resulted in a stall during an…
- [NTSB CEN09FA147](https://openairdocs.org/ntsb/CEN09FA147.md): Mooney M20C · Elbert, CO · Accident · 1 fatal · Field investigation · Final report · Feb 1, 2009 · N7774M · Substantial damage
  > The pilot's failure to maintain adequate airspeed while maneuvering, which resulted in an aerodynamic stall and subsequent loss of control.

## 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") = 2009
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41504'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41504&year=2009

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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.