# NTSB investigations: Schweizer SGS 1-26B: In flight encounter with weather

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 FTW02LA237](https://openairdocs.org/ntsb/FTW02LA237.md): Schweizer SGS 1-26B · Hobbs, NM · Accident · Serious injuries · Limited investigation · Final report · Aug 15, 2002 · N696U · Substantial damage
  > the pilot's inadvertent flight into adverse weather conditions which resulted in the loss of thermal lift. A contributing factor was the lack of suitable terrain for the forced landing.
- [NTSB MIA97LA211](https://openairdocs.org/ntsb/MIA97LA211.md): Schweizer SGS-1-26B · Eustis, FL · Accident · No injuries · Limited investigation · Final report · Jul 12, 1997 · N9927J · Destroyed
  > an in-flight separation of the right wing, and subsequent impact with trees. Factors in this accident were thermal lift and turbulence in clouds.
- [NTSB NYC90LA092](https://openairdocs.org/ntsb/NYC90LA092.md): Schweizer SGS-1-26B · Unionville, PA · Accident · Minor injuries · Limited investigation · Final report · Apr 26, 1990 · N9856E · Substantial damage
  > The loss of thermal lift which necessitated a forced landing on unsuitable terrain covered by trees and high obstructions.
- [NTSB NYC85LA157](https://openairdocs.org/ntsb/NYC85LA157.md): Schweizer SGS 1-26 · Cambria, NY · Accident · No injuries · Limited investigation · Final report · Jun 28, 1985 · N691U · Substantial damage
  > The glider, while returning to land after a pleasure flt, encounter a rainshower and strong downdraft. The plt made a landing in a farmers fld. During the landing the right wing caught and the acft ground looped, incurring substantial damage.

## 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 ('8050118')
    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" = 240))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=8050118&occurrence=240

---
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.