# NTSB investigations, 2020: Abrupt maneuver

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 WPR21FA025](https://openairdocs.org/ntsb/WPR21FA025.md): Lancair 235 · Cordes Lakes, AZ · Accident · 2 fatal · Class 3 · Field · Final report · Oct 24, 2020 · N25NL · Substantial damage
  > The pilot’s exceedance of the airplane’s critical angle of attack during an aerobatic maneuver, which resulted in an aerodynamic stall and spin and a loss of control. Contributing to the accident was the pilot’s lack of aerobatic experience in the accident…
- [NTSB CEN20CA335](https://openairdocs.org/ntsb/CEN20CA335.md): Cirrus SR22 · Lafayette, IN · Accident · Serious injuries · Class 4 · Data collection · Final report · Aug 11, 2020 · N678EC · No damage
  > The pilot's failure to monitor aircraft control, which resulted in a loss of control when a passenger inadvertently moved the control stick, and the pilot and other passenger's decision to unbuckle their restraints inflight.
- [NTSB CEN20CA308](https://openairdocs.org/ntsb/CEN20CA308.md): Maule MXT7 · Hillsboro, IL · Accident · Serious injuries · Class 4 · Data collection · Final report · Jul 26, 2020 · N772TW · Substantial damage
  > The pilot's exceedance of the airplane's critical angle of attack while attempting to avoid a deer during landing, resulting in an aerodynamic stall.
- [NTSB ERA20CA176](https://openairdocs.org/ntsb/ERA20CA176.md): Cessna 402 · Hampton, GA · Accident · Minor injuries · Class 4 · Data collection · Final report · May 9, 2020 · N4661N · Substantial damage
  > A dual total loss of engine power as a result of fuel exhaustion.
- [NTSB CEN20CA116](https://openairdocs.org/ntsb/CEN20CA116.md): Cub Crafters CC11-160 · Mack, CO · Accident · No injuries · Data collection · Final report · Mar 7, 2020 · N78BK · Substantial damage
  > The pilot's failure to reconnoiter the approach area in preparation for an off-airport landing on a sandbar, which necessitated an evasive maneuver to avoid wires and resulted in an unintentional landing in the river short of the sandbar and a subsequent…
- [NTSB ERA20FA101](https://openairdocs.org/ntsb/ERA20FA101.md): Mooney M20J · Bartow, FL · Accident · 2 fatal · Class 3 · Field · Final report · Feb 13, 2020 · N1149T · Substantial damage
  > The pilot’s exceedance of the airplane's critical angle of attack and subsequent aerodynamic stall and spin at low altitude due to a possible distraction in the cockpit for which the reason was undetermined.
- [NTSB ERA20FA074](https://openairdocs.org/ntsb/ERA20FA074.md): Robinson R66 · Mechanicsburg, PA · Accident · 2 fatal · Class 3 · Field · Final report · Jan 10, 2020 · N450MC · Destroyed
  > A severe left roll excursion after the onset of pitch and roll oscillations, which were not arrested by the pilot for undetermined reasons. This resulted in main rotor blade contact with the airframe and a subsequent inflight breakup of the helicopter.

## 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") = 2020
  AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '270' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent"))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/270/sequence?year=2020

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