NTSB investigations: Schweizer 269C
5 cases on aircraft the registry lists as Schweizer 269C, where the defining event was Hard landing. 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
| 2010 | 1 |
|---|---|
| 2013 | 2 |
| 2014 | 1 |
| 2019 | 1 |
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.aircraft_model_code IN ('8059502')
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\" = '092'))
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.aircraft_model_code IN ('8059502')
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" = '092'))
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 GAA19CA284Accident · No injuriesData collectionFinal reportSchweizer 269C · Riverside, CAThe student pilot's failure to maintain yaw control and the engine's rpm during transition to a hover, which resulted in hard landing.NTSB CEN14CA513Accident · No injuriesData collectionFinal reportSchweizer 269C · Grand Forks, NDThe flight instructor's inadequate supervision and delayed remedial action during a practice autorotation, which resulted in a tail rotor strike.NTSB ERA14CA080Accident · Minor injuriesData collectionFinal reportSchweizer 269C · White Plains, NYThe flight instructor's failure to maintain airspeed during a practice autorotation, which resulted in a hard landing and subsequent loss of controlNTSB WPR13CA253Accident · No injuriesData collectionFinal reportSchweizer 300C · Hamilton, MTThe student pilot’s failure to maintain helicopter control during a practice autorotation and the flight instructor's delayed remedial action.NTSB CEN10CA183Accident · Minor injuriesData collectionFinal reportSchweizer 269C · Idledale, COThe flight instructor's delayed remedial actions to regain rotor rpm, resulting in a rapid descent and hard landing.