# NTSB investigations: Aerostar International S-77A

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 LAX08CA209](https://openairdocs.org/ntsb/LAX08CA209.md): Aerostar International S-77A · Boulder, CO · Accident · Minor injuries · Data collection · Final report · Jul 2, 2008 · N9014W · Substantial damage
  > An encounter with a sudden gust of wind, which rendered the balloon uncontrollable and led to a collision with a tree.
- [NTSB CHI03LA147](https://openairdocs.org/ntsb/CHI03LA147.md): Aerostar S-77A · Cottage Grove, MN · Accident · Serious injuries · Limited investigation · Final report · Jun 3, 2003 · N52461 · No damage
  > The inadequate touchdown by the pilot.
- [NTSB CHI02LA216](https://openairdocs.org/ntsb/CHI02LA216.md): Aerostar International S-77A · Custer, SD · Accident · Serious injuries · Limited investigation · Final report · Jul 27, 2002 · N2867W · No damage
  > The pilot of the balloon did not maintain aircraft control. Factors contributing to the accident include the variable winds and the inadequate compensation for the wind conditions by the pilot in command.
- [NTSB DEN00LA146](https://openairdocs.org/ntsb/DEN00LA146.md): Aerostar S-77A · Steamboat Spgs, CO · Accident · Serious injuries · Limited investigation · Final report · Aug 6, 2000 · N5164R · No damage
  > The pilot's failure to maintain clearance from a bush during the balloon landing.
- [NTSB CHI00LA196](https://openairdocs.org/ntsb/CHI00LA196.md): Aerostar S-77A · River Falls, WI · Accident · Serious injuries · Limited investigation · Final report · Jul 14, 2000 · N5075H · No damage
  > the unfavorable wind condition for landing and control of the balloon during landing not possible by the pilot.
- [NTSB LAX96LA190](https://openairdocs.org/ntsb/LAX96LA190.md): Aerostar S-77A · Tucson, AZ · Accident · Serious injuries · Limited investigation · Final report · Feb 17, 1996 · N6317U · No damage
  > the interruption to the pilot's planned landing approach due to obstructions in the original touchdown spot, which led to the pilot misjudging the landing flare.
- [NTSB LAX95LA237](https://openairdocs.org/ntsb/LAX95LA237.md): Aerostar S-77A · Davis, CA · Accident · 1 fatal · Limited investigation · Final report · Jul 3, 1995 · N6317U · Minor damage
  > the pilot's misjudgement of the balloon's excessive rate-of-descent in a high wind landing and her inadequate remedial action to correct the condition.
- [NTSB LAX91LA038](https://openairdocs.org/ntsb/LAX91LA038.md): Aerostar S-77A · Phoenix, AZ · Accident · Serious injuries · Limited investigation · Final report · Nov 24, 1990 · N3605T · Substantial damage
  > Strength degradation of the kevlar suspension cables, due to previous heat damage. Factors related to the accident were: failure of the quick release line to release, and susceptibility of kevlar suspension cables to heat.

## 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 ('7487077'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=7487077

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