# NTSB investigations: Grumman American Avn. AA-5B, 1990

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 ATL90FA183](https://openairdocs.org/ntsb/ATL90FA183.md): Grumman AA5B · Gallatin, TN · Accident · 2 fatal · Field investigation · Final report · Sep 30, 1990 · N81099 · Destroyed
  > The pilot's failure to maintain the proper altitude which resulted in the inadvertent descent into the ground, and his diverted attention to another airplane. Factors in the accident were fog, dark night, fatigue from lack of sleep, and a lack of recent night…
- [NTSB NYC90DEI02](https://openairdocs.org/ntsb/NYC90DEI02.md): Grumman AA5B · Beachwood, OH · Accident · Serious injuries · Final report · Sep 11, 1990 · N74242 · Destroyed
  > The engine failure due to an improper engine overhaul performed by unqualified persons. The unsuitable terrain was a factor.
- [NTSB NYC90LA196](https://openairdocs.org/ntsb/NYC90LA196.md): Grumman AA5B · Stow, MA · Accident · No injuries · Limited investigation · Final report · Aug 15, 1990 · N81286 · Substantial damage
  > The pilot's failure to properly plan the approach which resulted in the pilot misjudging the touch down point and landed long.
- [NTSB DEN90LA145](https://openairdocs.org/ntsb/DEN90LA145.md): Grumman AA5B · Monte Vista, CO · Accident · Minor injuries · Limited investigation · Final report · Jun 27, 1990 · N28421 · Destroyed
  > The pilot's premature rotation and liftoff.
- [NTSB NYC90FA099](https://openairdocs.org/ntsb/NYC90FA099.md): Grumman AA-5B · Fredericksburg, PA · Accident · 1 fatal · Field investigation · Final report · Apr 29, 1990 · N74312 · Destroyed
  > Continued VFR flight by the pilot into instrument meteorological conditions (IMC), and his failure (or inability) to maintain control of the aircraft after becoming spatially disoriented. Factors related to the accident were: adverse weather conditions, and…
- [NTSB ATL90LA094](https://openairdocs.org/ntsb/ATL90LA094.md): Grumman AA-5B · Stone Mountain, GA · Accident · No injuries · Limited investigation · Final report · Apr 9, 1990 · N74651 · Substantial damage
  > The pilot's misjudged approach which resulted in a long, fast landing and subsequent overrun of the departure threshold. Factors in the accident were the pilot's failure to lower the flaps and establish a proper glidepath.

## 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") = 1990
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3960105'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=3960105&year=1990

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