# NTSB investigations: Schweizer SGS 2-33A, MA

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 IAD03LA046](https://openairdocs.org/ntsb/IAD03LA046.md): Schweizer SGS 2-33A · Sterling, MA · Accident · No injuries · Limited investigation · Final report · Apr 19, 2003 · N1241S · Substantial damage
  > The student pilot's misjudgment of his traffic pattern altitudes, which resulted in a premature descent into a tree.
- [NTSB IAD00LA046](https://openairdocs.org/ntsb/IAD00LA046.md): Schweizer SGS 2-33A · Sterling, MA · Accident · No injuries · Limited investigation · Final report · May 29, 2000 · N1225S · Substantial damage
  > The pilot's failure to attain a proper touchdown point.
- [NTSB NYC96LA016](https://openairdocs.org/ntsb/NYC96LA016.md): Schweizer SGS 2-33 · Barre, MA · Accident · Minor injuries · Limited investigation · Final report · Oct 22, 1995 · N65852 · Substantial damage
  > The pilot's improper inflight planning/decision, which resulted in his failure to return to the airport after encountering an area of no thermal lift, and his failure to maintain adequate airspeed, while maneuvering to avoid an obstruction during an off…
- [NTSB NYC91LA066](https://openairdocs.org/ntsb/NYC91LA066.md): Schweizer SGS 2-33A · Williamstown, MA · Accident · No injuries · Limited investigation · Final report · Jan 26, 1991 · N5763S · Substantial damage
  > The failure of the pilot to retract the speed brakes during the preflight, which resulted in the tow airplane being unable to attain sufficient altitude prior to releasing the glider, and the subsequent landing of the glider on unsuitable terrain.
- [NTSB NYC90LA168](https://openairdocs.org/ntsb/NYC90LA168.md): Schweizer SGS-2-33A · Gt. Barrington, MA · Accident · Minor injuries · Limited investigation · Final report · Jul 21, 1990 · N2724H · Substantial damage
  > The pilot's failure to maintain adequate clearance from tree during the precautionary landing. Factor was a loss of thermal lift.
- [NTSB NYC88LA014](https://openairdocs.org/ntsb/NYC88LA014.md): Schweizer SGS-2-33A · Mansfield, MA · Accident · No injuries · Limited investigation · Final report · Oct 24, 1987 · N5775S · Substantial damage
  > The Schweizer SGS-2-33A was in the traffic pattern with a student pilot and flight instructor. In the right turn from base to final, the nose dropped and control was lost. The flight instructor took control of the aircraft, and regained control, however,…
- [NTSB NYC86LA189](https://openairdocs.org/ntsb/NYC86LA189.md): Schweizer SGS-2-33A · Plymouth, MA · Accident · No injuries · Limited investigation · Final report · Jul 22, 1986 · N33985 · Substantial damage
  > Shortly after takeoff, the tow was released from the glider when its nose started rising uncontrollably. The glider thencollided with the ground & was substantially damaged. The plt rprted the accident could have been avoided by more info &emphasis on the…
- [NTSB NYC85LA191](https://openairdocs.org/ntsb/NYC85LA191.md): Schweizer SGS 2-33A · Plymouth, MA · Accident · No injuries · Limited investigation · Final report · Jul 24, 1985 · N2039T · Substantial damage
  > The aircraft was towed to an alt of 3000 ft. the plt set up for landing and entered the pattern at the initial point at about 1200 ft. the apch went normally until the base leg. After turning onto the base leg, the plt experienced a high sink rate. The plt…
- [NTSB NYC81FNE17](https://openairdocs.org/ntsb/NYC81FNE17.md): Schweizer 2-33A · New Braintree, MA · Accident · No injuries · Closed · May 3, 1981 · N5765S · Substantial damage
- [NTSB NYC78FNA29](https://openairdocs.org/ntsb/NYC78FNA29.md): Schweizer 233A · Plymouth, MA · Accident · 1 fatal · Closed · Jun 10, 1978 · N17958 · Substantial damage
- [NTSB NYC77FNE02](https://openairdocs.org/ntsb/NYC77FNE02.md): Schweizer SGS233 · Pittsfield, MA · Accident · Serious injuries · Closed · Oct 17, 1976 · N33977 · Destroyed
- [NTSB NYC76FNE07](https://openairdocs.org/ntsb/NYC76FNE07.md): Schweizer SGS233 · North Adams, MA · Accident · No injuries · Closed · Oct 4, 1975 · N33981 · Substantial damage
- [NTSB NYC75FNE39](https://openairdocs.org/ntsb/NYC75FNE39.md): Schweizer SGS233 · Sterling, MA · Accident · Serious injuries · Closed · Jun 26, 1975 · N1222S · 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."eventStateOrRegion" = 'MA' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('8051606'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=8051606&state=MA

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