# NTSB investigations, 2009: 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 ERA10LA041](https://openairdocs.org/ntsb/ERA10LA041.md): Boeing 717-200 · Pleasant Grove, NC · Accident · Serious injuries · Limited investigation · Final report · Oct 26, 2009 · N935AT · No damage
  > The captain's excessive maneuver in response to a traffic alert and collision avoidance system (TCAS) alert, which resulted in a serious injury to a flight attendant. Contributing to the accident was the operator's inadequate TCAS training and guidance.
- [NTSB ERA10LA019](https://openairdocs.org/ntsb/ERA10LA019.md): Robinson R44 · La Belle, FL · Accident · Serious injuries · Limited investigation · Final report · Oct 15, 2009 · N3038W · Substantial damage
  > The loss of main rotor rpm due to the failure of one or more of the drive belts for undetermined reasons.
- [NTSB CEN10FA011](https://openairdocs.org/ntsb/CEN10FA011.md): Cessna 150F · Alexandria, LA · Accident · 2 fatal · Field investigation · Final report · Oct 10, 2009 · N8642S · 2 aircraft · Substantial damage
  > Failure of the wingman to maintain proper separation from the lead airplane during formation maneuvers. Contributing to the accident was lead's abrupt right bank and both pilots' lack of formation training.
- [NTSB CEN10CA010](https://openairdocs.org/ntsb/CEN10CA010.md): Aerostar International RX-7 · Albuquerque, NM · Accident · Serious injuries · Data collection · Final report · Oct 5, 2009 · N9126K · Minor damage
  > The pilot’s failure to maintain adequate clearance from a known obstacle and the pilot’s failure to maintain control of the balloon during the sudden climb following the ejection of the passenger.
- [NTSB ERA09LA501](https://openairdocs.org/ntsb/ERA09LA501.md): Keithley Thomas E Starduster Too · St. Matthews, SC · Accident · 2 fatal · Limited investigation · Final report · Sep 7, 2009 · N26TK · Substantial damage
  > A loss of airplane control during approach for undetermined reasons.
- [NTSB ERA09CA484](https://openairdocs.org/ntsb/ERA09CA484.md): Piper PA-34 · Savannah, GA · Accident · No injuries · Data collection · Final report · Aug 25, 2009 · N47611 · Substantial damage
  > The student pilot's failure to maintain pitch control during landing and the flight instructor's delayed remedial action, resulting in a hard landing.
- [NTSB CEN09LA536](https://openairdocs.org/ntsb/CEN09LA536.md): Brown Steen Skybolt · Harrison, OH · Accident · 2 fatal · Limited investigation · Final report · Aug 22, 2009 · N14BB · Destroyed
  > The pilot's failure to maintain adequate airspeed which resulted in an aerodynamic stall.
- [NTSB WPR09GA407](https://openairdocs.org/ntsb/WPR09GA407.md): Air Tractor AT-802A · Austin, NV · Accident · 1 fatal · Final report · Aug 20, 2009 · N807MA · Substantial damage
  > The pilot’s failure to maintain a stabilized approach prior to the retardant drop and his subsequent failure to release the retardant load, resulting in a stall/mush and collision with terrain.
- [NTSB CEN09CA394](https://openairdocs.org/ntsb/CEN09CA394.md): Sidler Mike Rotorway · Waxahachie, TX · Accident · Minor injuries · Data collection · Final report · Jun 27, 2009 · N1934 · Substantial damage
  > The pilot’s failure to control his rate of descent during autorotation, which required an aggressive recovery maneuver and resulted in a sudden loss of tail rotor effectiveness.
- [NTSB CEN09CA328](https://openairdocs.org/ntsb/CEN09CA328.md): National Ballooning 858 · Fremont, NE · Accident · Serious injuries · Data collection · Final report · May 31, 2009 · N31802 · No damage
  > The passenger’s inability to position herself properly for the normal balloon landing.
- [NTSB CEN09CA290](https://openairdocs.org/ntsb/CEN09CA290.md): Bolton Ricky D Rotorway E · Brookeland, TX · Accident · No injuries · Data collection · Final report · May 10, 2009 · N602DB · Substantial damage
  > The pilot failed to maintain control while hovering in gusty conditions.
- [NTSB WPR09FA235](https://openairdocs.org/ntsb/WPR09FA235.md): Beech 95 · Minden, NV · Accident · 5 fatal · Field investigation · Final report · May 9, 2009 · N1533Z · Substantial damage
  > The pilot's failure to maintain an adequate airspeed while maneuvering during a low altitude maneuver that resulted in a stall.
- [NTSB WPR09CA232](https://openairdocs.org/ntsb/WPR09CA232.md): Atkins John RAF 2000 G · South Prairie, WA · Accident · Minor injuries · Data collection · Final report · May 9, 2009 · N1435X · Substantial damage
  > The pilot's abrupt maneuver to avoid a collision that resulted in an airspeed reduction and subsequent loss of lift provided by the rotor system. Contributing to the accident was the failure of both pilots to maintain an adequate visual lookout for other…
- [NTSB CEN09LA277](https://openairdocs.org/ntsb/CEN09LA277.md): Champion 7GCBC · Surrey, ND · Accident · 2 fatal · Limited investigation · Final report · May 3, 2009 · N5106T · Destroyed
  > The pilot’s failure to maintain control of the airplane during an abrupt pull-up maneuver, which resulted in an aerodynammic stall at low altitude.
- [NTSB CEN09CA272](https://openairdocs.org/ntsb/CEN09CA272.md): Cessna A185F · Patterson, LA · Accident · Minor injuries · Data collection · Final report · Apr 29, 2009 · N4603E · Substantial damage
  > The pilot's failure to maintain adequate airspeed in a turn while attempting to return to land, which resulted in an aerodynamic stall. Contributing to the accident was the reported loss of engine power for undetermined reasons.
- [NTSB CEN09CA261](https://openairdocs.org/ntsb/CEN09CA261.md): American Legend AL-3C · McKinney, TX · Accident · No injuries · Data collection · Final report · Apr 20, 2009 · N273MS · Substantial damage
  > THe pilot's failure to maintain control of the airplane during landing. Contributing to the accident were gusty crosswinds.
- [NTSB WPR09CA173](https://openairdocs.org/ntsb/WPR09CA173.md): Robinson Helicopter R22 Beta · Chandler, AZ · Accident · No injuries · Data collection · Final report · Mar 30, 2009 · N74815 · Substantial damage
  > The certified flight instructor's inadequate supervision of the student pilot during a hover demonstration and his subsequent loss of helicopter control that resulted in a dynamic rollover.
- [NTSB CEN09CA180](https://openairdocs.org/ntsb/CEN09CA180.md): Robinson Helicopter R22 Beta · O'Donnell, TX · Accident · Minor injuries · Data collection · Final report · Feb 25, 2009 · N387AC · Substantial damage
  > The pilot's failure to maintain control while performing a quick stop maneuver to an out of ground effect (OGE) hover. Contributing to the accident was the high density altitude and near calm wind condition.
- [NTSB ERA09FA148](https://openairdocs.org/ntsb/ERA09FA148.md): Cirrus Design SR22 · Moncks Corner, SC · Accident · 1 fatal · Field investigation · Final report · Jan 29, 2009 · N224SB · Substantial damage
  > A loss of aircraft control during the landing approach for undetermined reasons.

## 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 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=2009

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