NTSB investigations: Yakovlev YAK 52
5 cases on aircraft the registry lists as Yakovlev YAK 52, where the first occurrence 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
| 2001 | 2 |
|---|---|
| 2002 | 2 |
| 2005 | 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 ('9830220')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 250))
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 ('9830220')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 250))
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 DFW05LA187Accident · 1 fatalLimited investigationFinal reportYakovlev Yak 52 · Claremore, OKThe pilot's failure to obtain adequate airspeed while executing a low altitude aerobatic maneuver, which resulted in an aerodynamic stall while inverted. A factor was the low altitude.NTSB FTW02LA230Accident · 2 fatalLimited investigationFinal reportYakovlev YAK 52 · Aledo, TXThe pilot's failure to maintain control of the airplane while performing aerobatics. A contributing factor was the performance of aerobatic maneuvers with low altitude.NTSB LAX02LA202Accident · 1 fatalLimited investigationFinal reportYakovlev YAK 52 · Antioch, CAThe loss of control while performing acrobatic maneuvers due to a screwdriver restricting elevator travel. A contributing factor was the airplane's fuselage not being sterile of foreign objects.NTSB NYC01LA224Accident · 1 fatalLimited investigationFinal reportYakovlev YAK-52 · Washington, CTThe pilot's failure to maintain aircraft control. Factors in the accident were the dark night, reduced visibility, and the pilot's decision to conduct VFR operations at night in adverse weather conditions.NTSB SEA01LA116Accident · 2 fatalLimited investigationFinal reportYakovlev YAK 52 · Custer, WAThe first pilot's failure to maintain aircraft control while maneuvering. Factors include an inadvertent stall.