NTSB investigations: Champion 7EC
12 cases on aircraft the registry lists as Champion 7EC, 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 | 2 |
|---|---|
| 1983 | 1 |
| 1984 | 1 |
| 1987 | 1 |
| 1989 | 1 |
| 1990 | 2 |
| 1996 | 1 |
| 1998 | 1 |
| 2005 | 1 |
| 2007 | 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 ('21101NM')
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 ('21101NM')
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 CHI07CA155Accident · No injuriesData collectionFinal reportChampion 7EC · Sioux Falls, SDThe pilot's inadequate compensation for the wind conditions and the excessive pull-up during the initial takeoff climb which resulted in the stall. A factor associated with the accident was the crosswind condition.NTSB ANC05LA149Accident · Serious injuriesLimited investigationFinal reportChampion 7EC · Wasilla, AKThe pilot's failure to maintain adequate airspeed while maneuvering over wildlife, which resulted in an uncontrolled descent and subsequent collision with trees. A factor contributing to the accident was an inadvertent stall.NTSB FTW98LA409Accident · Serious injuriesLimited investigationFinal reportChampion 7EC · Catoosa, OKThe pilot's failure to maintain control of the airplane resulting in an inadvertent stall.NTSB ANC96FA158Accident · 2 fatalField investigationFinal reportChampion 7EC · May Creek, AKfailure of the pilot to maintain adequate airspeed, while maneuvering and/or flying at low altitude, which resulted in a stall and collision with the terrain. A factor relating to the accident was: the pilot allowed the weight and balance (aft…NTSB CHI90LA150Accident · No injuriesLimited investigationFinal reportChampion 7EC · Hillsboro, OHFailure of the pilot to maintain directional control during initial climb after takeoff. The pilot's lack of experience in the airplane is a factor.NTSB DEN90LA070Accident · 1 fatalLimited investigationFinal reportChampion 7EC · Pine Ridge, SDThe failure of the pilot to maintain an adequate airspeed, after diverting his attention, which resulted in an inadvertent stall.NTSB MKC89FA055Accident · 1 fatalField investigationFinal reportChampion 7EC · Luxemburg, MNThe pilot failed to maintain adequate airspeed which resulted in a stall and loss of aircraft control. The pilot's failure to observe weight and balance limitations of the aircraft was a contributing factor.NTSB CHI87LA165Accident · Minor injuriesLimited investigationFinal reportChampion 7EC · Lake Monroe, INThe float equipped acft took off from Lake Monroe with 2 rated plts on board. The plt-in-command (PIC) stated that the takeoff distance may have been about 20% longer than normal. He said that after climbing about 200 to 250 ft, the coplt began a rgt turn,…NTSB DEN84LA099Accident · No injuriesLimited investigationFinal reportChampion 7EC · Wall, SDThe acft crashed during a flight for the purpose of observing the plt's cattle. The plt stated he was 'making a steep left turn at about 75 feet and the bottom (left) wing flew into a wind shear on the downward side of a hill. The airplane slid to the left…NTSB DEN83FA077Accident · 2 fatalField investigationFinal reportChampion 7EC · Wright, WYThe acft spun into the ground from low alt while hunting foxes. The acft had previously landed in a wheat field and the occupants talked with a friend about seeing foxes nearby. They were going to fly around some more and have a look. A short time later the…NTSB CHI82DA363Accident · No injuriesFinal reportAeronca 7EC · Detroit, MIAircraft made left turn after takeoff at 15 feet AGL behind tree line which interferred with available wind. Aircraft stalled and dragged left wing, followed by cartwheel and sinking.NTSB NYC82FNC04Accident · 1 fatalFinal reportAeronca 7EC · New Gloucester, METhe pilot flew the ski equipped aircraft to a frozen lake where he met two friends who were ice fishing. Later, after he visited with his friends and had given each of them a ride in the aircraft, the pilot took off again. After takeoff, the pilot turned back…