NTSB investigations: Rotax 503 series
15 cases on aircraft whose registry engine model is Rotax 503 series, where the defining event was Loss of control in flight. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
Cases per year
| 2008 | 3 |
|---|---|
| 2009 | 1 |
| 2011 | 1 |
| 2012 | 1 |
| 2013 | 1 |
| 2015 | 2 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 3 |
Where
Open the mapLatest cases
Query with SQL
duckdb -csv -c "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"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
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" DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB CEN25LA229Accident · 1 fatalClass 3 · LimitedPreliminary reportRans S-14 · Guthrie, OKOn 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 CEN25LA172Accident · No injuriesClass 4 · LimitedFinal reportGolden Circle Air T-Bird · Dallas Center, IAThe pilot’s failure to maintain adequate roll control of the light sport airplane while on final approach to the airstrip with a crosswind.NTSB ERA25LA197Accident · No injuriesClass 4 · LimitedFinal reportArlie L Raber III Challenger 1 · Crestview, FLThe pilot’s decision to take off despite having problems controlling the airplane due to his physical stature.NTSB CEN24LA281Accident · Serious injuriesClass 4 · LimitedFinal reportQuicksilver GT-400 · Mansfield, MOThe pilot’s failure to maintain control after takeoff, which resulted in an aerodynamic stall.NTSB ERA23LA329Accident · Serious injuriesClass 4 · LimitedFinal reportEipper Formance Mxii · Holy Hill, SCThe 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 ERA23LA026Accident · Serious injuriesClass 4 · LimitedFinal reportKolb Firestar II · West Alexandria, OHThe pilot’s failure to maintain airplane control after takeoff, resulting in an aerodynamic stall and collision with terrain.NTSB ERA15CA229Accident · Minor injuriesData collectionFinal reportWilson Michael A Challenger II · Lebanon, TNThe 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 WPR15FA140Accident · 1 fatalField investigationFinal reportQuicksilver Enterprises MXL II · Petaluma, CAThe 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 CEN13LA555Accident · Serious injuriesLimited investigationFinal reportBuckeye Industries Dream Machine · St. Joseph, MIThe pilot's failure to maintain control of the powered-parachute during takeoff.NTSB ERA12FA387Accident · 1 fatalField investigationFinal reportPhillips William L Challenger · Plant City, FLThe 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 ERA11LA263Accident · 1 fatalLimited investigationFinal reportSolo Wings Windlass Aquilla · Starke, FLThe 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 CEN09CA504Accident · Minor injuriesData collectionFinal reportVanderhoof Steve AIR Comman · Mentone, INThe pilot's failure to maintain aircraft control during the landing and subsequent impact with a parked aircraft.NTSB ERA09LA013Accident · 1 fatalLimited investigationFinal reportSabre Tukan · Mohawk, TNThe 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 ANC09FA003Accident · 1 fatalField investigationFinal reportAntonovich Anton B Challenger II · Chugiak, AKThe 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 LAX08LA181Accident · 1 fatalLimited investigationFinal reportAirborne Edge · Dunn, NCThe student pilot's failure to maintain control of the airplane during a go-around.