NTSB investigations: Smith Miniplane DSA-1

2 cases on aircraft the registry lists as Smith Miniplane DSA-1, where the first occurrence was “In flight collision with terrain/water”. 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.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19822026

NTSB investigations: Smith Miniplane DSA-1 per year, 1982–2026: 2 cases
1982	1
1991	1

Where

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Latest cases

Query with SQL

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 ('83501K9', '835010A', '835010D', '835010U', '835010Z', '83501L5', '83501LD', '83501LV', '83501N7', '83501S1', '83501SV', '83501V4', '83501VD', '83501VG', '83501VP', '83501XJ', '83501YM', '83501Z3', '835010P', '835010R', '83501LK', '83501LW', '83501M1', '83501MF', '83501MR', '83501NX', '83501P3', '83501Q4', '83501Q9', '83501QD', '83501QJ', '83501QP', '83501RP', '83501RV', '83501RX', '83501RY', '83501S3', '83501SF', '83501SR', '83501ST', '83501T7', '83501TB', '83501U8', '83501UH', '83501UT', '83501UZ', '83501V9', '83501VJ', '83501VZ', '83501W5', '83501WK', '83501WV', '83501X1', '83501X4', '83501XM', '83501YB', '83501YS', '83501ZA', '83501ZH', '83501ZT') 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" = 230)) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

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 ('83501K9', '835010A', '835010D', '835010U', '835010Z', '83501L5', '83501LD', '83501LV', '83501N7', '83501S1', '83501SV', '83501V4', '83501VD', '83501VG', '83501VP', '83501XJ', '83501YM', '83501Z3', '835010P', '835010R', '83501LK', '83501LW', '83501M1', '83501MF', '83501MR', '83501NX', '83501P3', '83501Q4', '83501Q9', '83501QD', '83501QJ', '83501QP', '83501RP', '83501RV', '83501RX', '83501RY', '83501S3', '83501SF', '83501SR', '83501ST', '83501T7', '83501TB', '83501U8', '83501UH', '83501UT', '83501UZ', '83501V9', '83501VJ', '83501VZ', '83501W5', '83501WK', '83501WV', '83501X1', '83501X4', '83501XM', '83501YB', '83501YS', '83501ZA', '83501ZH', '83501ZT')
      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\" = 230))
  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 ('83501K9', '835010A', '835010D', '835010U', '835010Z', '83501L5', '83501LD', '83501LV', '83501N7', '83501S1', '83501SV', '83501V4', '83501VD', '83501VG', '83501VP', '83501XJ', '83501YM', '83501Z3', '835010P', '835010R', '83501LK', '83501LW', '83501M1', '83501MF', '83501MR', '83501NX', '83501P3', '83501Q4', '83501Q9', '83501QD', '83501QJ', '83501QP', '83501RP', '83501RV', '83501RX', '83501RY', '83501S3', '83501SF', '83501SR', '83501ST', '83501T7', '83501TB', '83501U8', '83501UH', '83501UT', '83501UZ', '83501V9', '83501VJ', '83501VZ', '83501W5', '83501WK', '83501WV', '83501X1', '83501X4', '83501XM', '83501YB', '83501YS', '83501ZA', '83501ZH', '83501ZT')
    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" = 230))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

Run 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 LAX91LA348Accident · Minor injuriesLimited investigationFinal reportExperimental DSA-1 · Kingman, AZThe pilot-in-command's failure to maintain the proper altitude to ensure terrain clearance while conducting low level aerobatic maneuvers, resulting in an in flight collision with terrain.Aug 4, 1991 · N4077K · Substantial damage NTSB LAX82FVG20Accident · 1 fatalFinal reportSmith Miniplane DSA-1 · Chicago Park, CAThe aircraft crashed while the pilot was performing aerobatic maneuvers at low altitude. The impact occurred just below the top of a ridge at the edge of a valley as the pilot was completing a loop. He was performing the loop perpendicular to the ridge, and…Apr 18, 1982 · N103L · Destroyed