NTSB investigations: Christen Industries A-1, 2021
3 cases on aircraft the registry lists as Christen Industries A-1. 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
| 1988 | 1 |
|---|---|
| 1989 | 1 |
| 1990 | 1 |
| 1994 | 3 |
| 1995 | 2 |
| 1996 | 2 |
| 1997 | 1 |
| 1998 | 1 |
| 1999 | 1 |
| 2002 | 1 |
| 2003 | 1 |
| 2004 | 3 |
| 2006 | 3 |
| 2007 | 2 |
| 2008 | 2 |
| 2011 | 1 |
| 2014 | 2 |
| 2015 | 1 |
| 2017 | 1 |
| 2020 | 1 |
| 2021 | 3 |
| 2022 | 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 year(c.\"eventDate\") = 2021
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('221020X'))
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") = 2021
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('221020X'))
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 CEN21LA451Accident · Minor injuriesClass 4 · LimitedFinal reportChristen Industries A-1 · Eden Prairie, MNThe pilot’s failure to maintain directional control during the landing roll resulting in a ground loop.NTSB WPR21LA264Accident · No injuriesClass 4 · LimitedFinal reportChristen Industries A-1 · Twin Falls, IDPartial loss of engine power during a low pass, due to carburetor icing and the pilot’s failure to use carburetor heat during the landing approach.NTSB CEN21LA301Accident · No injuriesClass 4 · LimitedFinal reportChristen Industries A-1 · Wilmington, OHThe pilot’s failure to maintain directional control during takeoff with gusting winds, which resulted in an inflight collision with a fence.