# NTSB investigations: Balloon Works FIREFLY 7-15: In flight collision with object

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 DEN00LA071](https://openairdocs.org/ntsb/DEN00LA071.md): Balloon Works Firefly F-15 · Anthony, NM · Accident · No injuries · Limited investigation · Final report · Apr 9, 2000 · N2571F · Substantial damage
  > Failure by the pilot to keep the burner operating until the balloon was secured. A factor was the passengers disregarding the instructions they had been given by the pilot.
- [NTSB CHI98LA184](https://openairdocs.org/ntsb/CHI98LA184.md): Balloon Works Firefly 7-15 · Waterloo, IA · Accident · No injuries · Limited investigation · Final report · May 30, 1998 · N25491 · Substantial damage
  > The pilot's failure to maintain clearance with the power lines during climb. A factor was the power lines.
- [NTSB FTW96FA063](https://openairdocs.org/ntsb/FTW96FA063.md): Balloon Works Firefly 7-15 · Oklahoma City, OK · Accident · 2 fatal · Field investigation · Final report · Dec 9, 1995 · N25756 · Destroyed
  > The pilot's failure to maintain obstacle clearance during low altitude straight and level flight.
- [NTSB CHI94LA042](https://openairdocs.org/ntsb/CHI94LA042.md): Balloon Works Firefly 7-15 · Pratt, KS · Accident · No injuries · Limited investigation · Final report · Dec 5, 1993 · N9079M · Substantial damage
  > The pilot-in-command's failure to maintain clearance from obstacles. Factors contributing to the accident are the pilot's misjudged fuel consumption calculations and the weather (high 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 ('1050118')
    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" = 220))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=1050118&occurrence=220

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