# NTSB investigations: Raven S55A: Midair collision

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 FTW93LA010](https://openairdocs.org/ntsb/FTW93LA010.md): Raven S-60A · Albuquerque, NM · Accident · Serious injuries · Limited investigation · Final report · Oct 8, 1992 · N8EN · 2 aircraft · Substantial damage
  > The pilot's failure to maintain visual lookout.
- [NTSB CHI87LA167](https://openairdocs.org/ntsb/CHI87LA167.md): Balloon Works Firefly 7 · Springfield, MI · Accident · Serious injuries · Limited investigation · Final report · Jul 12, 1987 · N1505F · 2 aircraft · Substantial damage
  > Two hot air balloons were involved in a midair collision during a sanctioned Balloon competition. N40363 was able to retain control and landed uneventfully. N1505F partially deflated and descended out of control to the ground. Witnesses stated that N40363 was…
- [NTSB ANC83LA049](https://openairdocs.org/ntsb/ANC83LA049.md): Raven RX-7 · Anchorage, AK · Accident · No injuries · Limited investigation · Final report · Feb 28, 1983 · N4195L · 2 aircraft · Substantial damage
  > The two balloons collided in mid air. One (N4195L) suffered a rip in the envelope which negated its lift, with burner full on. It descended at 500 RPM and made a hard landing. The hole in the envelope extended across 5 gore panels. The 2 balloons departed the…

## 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 ('7480402')
    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" = 270))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=7480402&occurrence=270

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.