# NTSB investigations: Head Balloons AX9-118: Other weather encounter

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 WPR19LA228](https://openairdocs.org/ntsb/WPR19LA228.md): Head AX9-118 · Galt, CA · Accident · Serious injuries · Class 3 · Limited · Final report · Aug 9, 2019 · N2027S · Minor damage
  > A loss of control following an adverse wind encounter.
- [NTSB ERA10CA462](https://openairdocs.org/ntsb/ERA10CA462.md): Head Balloons AX9 118 · Hanover, NH · Accident · Serious injuries · Data collection · Final report · Sep 1, 2010 · N2267U · Minor damage
  > The balloon's encounter with an updraft, resulting in an immediate landing and an intentional collision with a tree.

## 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 ('4280102', '05637CC')
    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" = '400' 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/400/sequence?model=4280102

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