NTSB investigations: Boeing A75N1(PT17), 1991
5 cases on aircraft the registry lists as Boeing A75N1(PT17). 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
| 1964 | 43 |
|---|---|
| 1965 | 25 |
| 1966 | 39 |
| 1967 | 28 |
| 1968 | 35 |
| 1969 | 28 |
| 1970 | 20 |
| 1971 | 21 |
| 1972 | 20 |
| 1973 | 32 |
| 1974 | 30 |
| 1975 | 23 |
| 1976 | 19 |
| 1977 | 12 |
| 1978 | 10 |
| 1979 | 14 |
| 1980 | 11 |
| 1981 | 12 |
| 1982 | 10 |
| 1983 | 9 |
| 1984 | 5 |
| 1985 | 5 |
| 1986 | 5 |
| 1987 | 8 |
| 1988 | 3 |
| 1989 | 8 |
| 1990 | 6 |
| 1991 | 5 |
| 1992 | 5 |
| 1993 | 9 |
| 1994 | 6 |
| 1995 | 4 |
| 1996 | 3 |
| 1997 | 3 |
| 1998 | 8 |
| 1999 | 4 |
| 2000 | 3 |
| 2001 | 3 |
| 2002 | 4 |
| 2003 | 4 |
| 2004 | 3 |
| 2005 | 2 |
| 2006 | 2 |
| 2007 | 3 |
| 2009 | 4 |
| 2010 | 5 |
| 2011 | 5 |
| 2012 | 3 |
| 2013 | 1 |
| 2014 | 2 |
| 2015 | 3 |
| 2016 | 7 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 5 |
| 2022 | 4 |
| 2023 | 4 |
| 2024 | 5 |
| 2025 | 2 |
| 2026 | 3 |
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 year(c.\"eventDate\") = 1991
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1380134'))
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 year(c."eventDate") = 1991
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1380134'))
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 NYC91FA230Accident · 1 fatalField investigationFinal reportBoeing PT-17 · Tranquility, NJLoss of engine power for an undetermined reason, and failure of the pilot to maintain adequate airspeed, while maneuvering to land, which resulted in a stall. The lack of altitude for a recovery from the stall was a related factor.NTSB DEN91LA124Accident · No injuriesLimited investigationFinal reportBoeing A 75N1 · Lordsburg, NMUnexpected encounter with adverse wind (downdraft).NTSB CHI91LA194Accident · No injuriesLimited investigationFinal reportBoeing A75N1 · Mundelein, ILThe pilot in command's not maintaining visual contact with the previously identified airplane.NTSB FTW91LA087Accident · No injuriesLimited investigationFinal reportBoeing A-75 · Horseshoe Bend, ARThe pilot's failure to maintain directional control of the airlane. A factor was the crosswind.NTSB LAX91LA120Accident · No injuriesLimited investigationFinal reportBoeing A75 · Marana, AZThe failure of the pilot in the trailing airplane to maintain clearance from the lead airplane.