NTSB investigations: Ercoupe 415-C
5 cases on aircraft the registry lists as Ercoupe 415-C, where the first occurrence 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
| 1982 | 1 |
|---|---|
| 1987 | 2 |
| 1997 | 1 |
| 1999 | 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 ('0420322')
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\" = 200))
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 ('0420322')
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" = 200))
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 CHI99LA242Accident · No injuriesLimited investigationFinal reportErcoupe 415-C · Bristol, WIthe pilot's failure to perform a proper recovery from the bounced landing, resulting in the airplane's nose gear striking the runway. A factor relating to the accident was the excessive airspeed maintained during the landing.NTSB FTW97LA266Accident · No injuriesLimited investigationFinal reportErcoupe Ercoupe 415-C · Huntsville, TXInadvertent stall due to the student pilot's failure to maintain airspeed and a proper descent rate. A factor was the inadequate supervision by the flight instructor.NTSB ATL88LA058Accident · No injuriesLimited investigationFinal reportErcoupe 415-C · Marlboro, OHThe student plt rptd that he flew a flat final apch to remain clear of trees. The airspeed began to drop, and the airplane subsequently landed hard after clearing the trees.NTSB DEN87LA078Accident · No injuriesLimited investigationFinal reportErcoupe 415C · Englewood, COThe student plt said the acft ballooned during the flare and he applied forward stick. The acft touched down nose wheel first and the nose gear collapsed. The acft then settled hard on main gear resulting in additional damage.NTSB NYC82DA144Accident · Minor injuriesFinal reportErcoupe 415-C · Mansfield, MAWitnesses reported that the aircraft bounced during touchdown and began porpoising. After bouncing 4 or 5 times, the nose tire blew out. Subsequently, the aircraft vee ed off the runway and nosed over.