NTSB investigations: Schweizer SGS 2-33A
6 cases on aircraft the registry lists as Schweizer SGS 2-33A, where the sequence of events included 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
| 2009 | 1 |
|---|---|
| 2012 | 1 |
| 2014 | 1 |
| 2019 | 1 |
| 2021 | 1 |
| 2026 | 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 ('8051606')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s.\"tier2Number\" = '092' 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"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 ('8051606')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '092' 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" 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 WPR26LA273Accident · Minor injuriesClass 4 · LimitedFinal reportSchweizer SGS 2-33A · Boulder, COThe pilot’s improper landing flare which resulted in a stall and a hard bounced landing.NTSB ERA21LA248Accident · Serious injuriesClass 4 · LimitedFinal reportSchweizer SGS 2-33A · Nellysford, VAThe student pilot's failure to maintain an appropriate glide path to the runway.NTSB GAA19CA399Accident · Serious injuriesData collectionFinal reportSchweizer SGS233 · Blairstown, NJThe student pilot's improper landing flare and the flight instructor's delayed remedial action, which resulted in a hard landing and the instructor sustaining a serious injury.NTSB CEN15CA010Accident · Serious injuriesData collectionFinal reportSchweizer SGS 2 33A · Waynesville, OHThe pilot's inadequate flare, which resulted in a hard landing.NTSB WPR12CA084Accident · Minor injuriesData collectionFinal reportSchweizer SGS 2-33A · Peoria, AZThe glider pilot released from the tow airplane at a lower altitude than the planned altitude, which resulted in an off-airport landing.NTSB WPR09CA359Accident · No injuriesData collectionFinal reportSchweizer SGS-2-33A · Truckee, CAThe student pilot's failure to maintain adequate airspeed to avoid a stall during final approach to land. Contributing to the accident was the pilot’s lack of experience.