# NTSB investigations: Let BLANIK L-13: Collision with terr/obj (non-CFIT)

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB WPR10CA015](https://openairdocs.org/ntsb/WPR10CA015.md): Let Blanik L-13 · Llano, CA · Accident · Serious injuries · Data collection · Final report · Oct 11, 2009 · N948LC · Substantial damage
  > The student pilot's improper use of the airbrakes while on approach for landing.
- [NTSB LAX08CA262](https://openairdocs.org/ntsb/LAX08CA262.md): Let Blanik L-13 · Bend, OR · Accident · Minor injuries · Data collection · Final report · Aug 9, 2008 · N62345 · Substantial damage
  > The pilot's misjudged distance/altitude which resulted in an undershoot while on final approach to land. Factors contributing to the accident were the lack of thermal lift (sinking air), and the lack of suitable terrain for the off-airport landing.
- [NTSB SEA08CA163](https://openairdocs.org/ntsb/SEA08CA163.md): Let Blanik L-13 · Arlington, WA · Accident · Minor injuries · Data collection · Final report · Jul 21, 2008 · N48029 · Substantial damage
  > The pilot's failure to maintain clearance from a tree while making an off-field landing in a glider. Contributing to the accident was the pilot's inadequate compensation for the gusting winds.

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```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 ('1360306')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '470' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/470/sequence?model=1360306

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