# NTSB investigations, 2011, IL: Loss of control in flight

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 CEN12FA083](https://openairdocs.org/ntsb/CEN12FA083.md): Cirrus Design SR20 · Crystal Lake, IL · Accident · 4 fatal · Field investigation · Final report · Nov 26, 2011 · N223CD · Substantial damage
  > The noninstrument-rated pilot's decision to continue flight in instrument meteorological conditions, which resulted in the pilot’s spatial disorientation and loss of control of the airplane.
- [NTSB CEN11FA537](https://openairdocs.org/ntsb/CEN11FA537.md): Morrison E-RACER · Big Rock, IL · Accident · 1 fatal · Field investigation · Final report · Jul 31, 2011 · N345JM · Destroyed
  > The pilot's failure to maintain airplane control after experiencing excessive engine cylinder head temperatures during the initial flight test of the experimental amateur-built airplane.
- [NTSB CEN11FA500](https://openairdocs.org/ntsb/CEN11FA500.md): Piper PA 46-350P · Rantoul, IL · Accident · 3 fatal · Field investigation · Final report · Jul 24, 2011 · N46TW · Substantial damage
  > The pilot did not maintain airplane control during takeoff with approaching thunderstorms. Contributing to the accident was the pilot's decision to depart into adverse weather conditions.
- [NTSB CEN11CA351](https://openairdocs.org/ntsb/CEN11CA351.md): Robinson Helicopter R22 Beta · Lansing, IL · Accident · No injuries · Data collection · Final report · May 20, 2011 · N7197Z · Substantial damage
  > The student pilot’s failure to maintain control of the helicopter while hovering.
- [NTSB CEN11CA208](https://openairdocs.org/ntsb/CEN11CA208.md): Beech 58 · Prospect Heights, IL · Accident · No injuries · Data collection · Final report · Feb 22, 2011 · N12LK · Substantial damage
  > The pilot's inadequate flare, which resulted in a hard landing.
- [NTSB CEN11CA196](https://openairdocs.org/ntsb/CEN11CA196.md): Mooney M20K · Urbana, IL · Accident · Serious injuries · Data collection · Final report · Feb 17, 2011 · N262CP · Substantial damage
  > The pilot's failure to maintain aircraft control during the go-around.
- [NTSB CEN11CA176](https://openairdocs.org/ntsb/CEN11CA176.md): Piper PA-28-180 · Pekin, IL · Accident · Serious injuries · Data collection · Final report · Jan 19, 2011 · N5658W · Substantial damage
  > The student pilot's failure to maintain adequate airspeed during the landing approach, which resulted in an aerodynamic stall.

## 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") = 2011
  AND c."eventStateOrRegion" = 'IL' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '240' 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/240/sequence?state=IL&year=2011

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