# NTSB investigations: Rotax 503 series: 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 CEN25LA229](https://openairdocs.org/ntsb/CEN25LA229.md): Rans S-14 · Guthrie, OK · Accident · 1 fatal · Class 3 · Limited · Preliminary report · Jul 1, 2025 · N981CS · Substantial damage
  > On June 30, 2025, about 2054 central daylight time, a Rans S-14 airplane, N981CS, was substantially damaged when it was involved in an accident near Guthrie, Oklahoma. The non-certificated pilot was fatally injured. The airplane was operated as a Title 14…
- [NTSB CEN25LA172](https://openairdocs.org/ntsb/CEN25LA172.md): Golden Circle Air T-Bird · Dallas Center, IA · Accident · No injuries · Class 4 · Limited · Final report · May 5, 2025 · N7192M · Substantial damage
  > The pilot’s failure to maintain adequate roll control of the light sport airplane while on final approach to the airstrip with a crosswind.
- [NTSB ERA25LA197](https://openairdocs.org/ntsb/ERA25LA197.md): Arlie L Raber III Challenger 1 · Crestview, FL · Accident · No injuries · Class 4 · Limited · Final report · May 4, 2025 · N59BR · Substantial damage
  > The pilot’s decision to take off despite having problems controlling the airplane due to his physical stature.
- [NTSB CEN24LA281](https://openairdocs.org/ntsb/CEN24LA281.md): Quicksilver GT-400 · Mansfield, MO · Accident · Serious injuries · Class 4 · Limited · Final report · Jul 20, 2024 · N919PS · Substantial damage
  > The pilot’s failure to maintain control after takeoff, which resulted in an aerodynamic stall.
- [NTSB ERA23LA329](https://openairdocs.org/ntsb/ERA23LA329.md): Eipper Formance Mxii · Holy Hill, SC · Accident · Serious injuries · Class 4 · Limited · Final report · Aug 9, 2023 · N1624Z · Substantial damage
  > The pilot’s exceedance of the critical angle of attack during the initial climb, which resulted in an aerodynamic stall at low altitude and a collision with a hangar. Contributing to the accident was the pilot’s lack of experience in the accident make and…
- [NTSB ERA23LA026](https://openairdocs.org/ntsb/ERA23LA026.md): Kolb Firestar II · West Alexandria, OH · Accident · Serious injuries · Class 4 · Limited · Final report · Oct 16, 2022 · N4878P · Substantial damage
  > The pilot’s failure to maintain airplane control after takeoff, resulting in an aerodynamic stall and collision with terrain.
- [NTSB ERA15CA229](https://openairdocs.org/ntsb/ERA15CA229.md): Wilson Michael A Challenger II · Lebanon, TN · Accident · Minor injuries · Data collection · Final report · May 22, 2015 · N8547W · Substantial damage
  > The non-certificated pilot's failure to maintain airspeed during takeoff, which resulted in an aerodynamic stall, uncontrolled descent, and collision with terrain. Contributing to the accident was the pilot's lack of training and flight experience in the…
- [NTSB WPR15FA140](https://openairdocs.org/ntsb/WPR15FA140.md): Quicksilver Enterprises MXL II · Petaluma, CA · Accident · 1 fatal · Field investigation · Final report · Apr 3, 2015 · N476VB · Destroyed
  > The pilot's failure to maintain control of the airplane while maneuvering, which resulted in an uncontrolled descent and structural failure. Contributing to the accident was the pilot's impairment from his use of diphenhydramine.
- [NTSB CEN13LA555](https://openairdocs.org/ntsb/CEN13LA555.md): Buckeye Industries Dream Machine · St. Joseph, MI · Accident · Serious injuries · Limited investigation · Final report · Sep 23, 2013 · N6122F · Substantial damage
  > The pilot's failure to maintain control of the powered-parachute during takeoff.
- [NTSB ERA12FA387](https://openairdocs.org/ntsb/ERA12FA387.md): Phillips William L Challenger · Plant City, FL · Accident · 1 fatal · Field investigation · Final report · Jun 9, 2012 · N2571T · Substantial damage
  > The non-certificated pilot’s loss of control during approach and landing. Contributing to the accident was the pilot’s lack of both total and recent flight experience.
- [NTSB ERA11LA263](https://openairdocs.org/ntsb/ERA11LA263.md): Solo Wings Windlass Aquilla · Starke, FL · Accident · 1 fatal · Limited investigation · Final report · Apr 23, 2011 · N94370 · Substantial damage
  > The pilot's loss of airplane control while taxiing, which resulted in the weight-shift-controlled airplane becoming inadvertently airborne and subsequently impacting the ground. Contributing to the accident was the pilot's lack of experience in the make and…
- [NTSB CEN09CA504](https://openairdocs.org/ntsb/CEN09CA504.md): Vanderhoof Steve AIR Comman · Mentone, IN · Accident · Minor injuries · Data collection · Final report · Aug 5, 2009 · N8099P · Substantial damage
  > The pilot's failure to maintain aircraft control during the landing and subsequent impact with a parked aircraft.
- [NTSB ERA09LA013](https://openairdocs.org/ntsb/ERA09LA013.md): Sabre Tukan · Mohawk, TN · Accident · 1 fatal · Limited investigation · Final report · Oct 12, 2008 · N75604 · Substantial damage
  > The pilot's loss of control in flight due to a lack of flight experience or instruction. Contributing to the accident was the pilot's impairment due to the recent use of marijuana and a prescription painkiller.
- [NTSB ANC09FA003](https://openairdocs.org/ntsb/ANC09FA003.md): Antonovich Anton B Challenger II · Chugiak, AK · Accident · 1 fatal · Field investigation · Final report · Oct 3, 2008 · N7511J · Substantial damage
  > The pilot’s failure to maintain control of the airplane while maneuvering, resulting in an in-flight collision with trees. Contributing to the accident was the pilot's lack of experience.
- [NTSB LAX08LA181](https://openairdocs.org/ntsb/LAX08LA181.md): Airborne Edge · Dunn, NC · Accident · 1 fatal · Limited investigation · Final report · Jun 14, 2008 · N9393S · Substantial damage
  > The student pilot's failure to maintain control of the airplane during a go-around.

## 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 c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('55564')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '240'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/240/cases?engine=55564

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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.
