# NTSB investigations: Raven Industries S77A, 1987

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 LAX87LA284](https://openairdocs.org/ntsb/LAX87LA284.md): Raven S77A · Tucson, AZ · Accident · Serious injuries · Limited investigation · Final report · Jul 26, 1987 · N43995 · Substantial damage
  > During a local sightseeing balloon flight, the plt was making a landing at an open construction site. The gondola touched down then skipped three times and came to rest on the edge of a ledge aprx 10 ft in height. The balloon tipped over the edge and collided…
- [NTSB DEN87LA174](https://openairdocs.org/ntsb/DEN87LA174.md): Raven S77A · Silverthorne, CO · Accident · Serious injuries · Limited investigation · Final report · Jul 3, 1987 · N41986 · No damage
  > The commercial balloon pilot was conducting passenger flights. A landing was being made on a parking lot with ten knots of wind and gusts to twenty knots. Just at touchdown a light gust caught the balloon and dragged it one hundred feet. One passenger chose…
- [NTSB DEN87FA069](https://openairdocs.org/ntsb/DEN87FA069.md): Raven S-77A · Park City, UT · Accident · 1 fatal · Field investigation · Final report · Mar 21, 1987 · N40968 · Destroyed
  > While on a commercial pax sightseeing flt, the plt allowed a non-rated student plt to fly the balloon until it nearly collided with buildings. The plt took over the controls and applied maximum burner heating to avoid impact with the buildings, which resulted…

## 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 year(c."eventDate") = 1987
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7480650'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=7480650&year=1987

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