NTSB investigations: Champion 7AC
7 cases on aircraft the registry lists as Champion 7AC, 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
| 1982 | 1 |
|---|---|
| 1985 | 1 |
| 1990 | 1 |
| 1991 | 1 |
| 1992 | 1 |
| 2001 | 1 |
| 2003 | 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 ('21101MA')
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 ('21101MA')
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 FTW03LA200Accident · Serious injuriesLimited investigationFinal reportChampion 7AC · San Antonio, TXThe pilot's failure to maintain minimum required airspeed while maneuvering, resulting in an inadvertent stall of the airplane.NTSB MIA02FA001Accident · 1 fatalField investigationFinal reportChampion 7AC/BCM · Woodstock, ALThe failure of the pilot to maintain aircraft control while maneuvering at a low altitude, resulting in an uncontrolled descent and inflight collision with the terrain.NTSB ATL93LA029Accident · Minor injuriesLimited investigationFinal reportChampion 7AC · Troy, TNThe pilot's inadequate preflight planning, his failure to attain a proper climb rate, and the inadvertent stalling of the aircraft while attempting to avoid high obstructions (trees). Factors were the rough, uneven runway conditions, the high obstructions,…NTSB SEA91FA156Accident · 2 fatalField investigationFinal reportChampion 7AC · Burns, ORImproper inflight planning/decision by the student pilot (pilot-in-command), and his failure to maintain adequate airspeed, which resulted in a stall. Factors related to the accident were: physical impairment of the student pilot/owner/operator from carbon…NTSB NYC90LA098Accident · Minor injuriesLimited investigationFinal reportAeronca 7AC · Kutztown, PAThe student pilot's improper control input and the instructior's inadequate response. The student's interference with the flight controls as the instructor attempted recovery was a factor in the accident.NTSB ATL85FLT10Accident · Serious injuriesFinal reportAeronca 7AC · Mcewen, TNThe plt stated the acft stalled during a turn at an alt between 200 and 300 ft AGL. Recovery was not accomplished prior to the acft impacting the terrain.NTSB ATL82FA243Accident · 1 fatalField investigationFinal reportAeronca 7AC · Greenwood, MSPilot was flying to spot deer. When deer were spotted pilot banked steeply to get better look, stalled and only had time to level wings before ground impact.