# Accident 19920520015539A: Scwzer SGS135C, Big Timber, MT, May 20, 1992

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: May 20, 1992, 16:20 local time
- Place: Big Timber, MT
- Damage: Substantial damage
- Phase of flight: Fcd/Prec Ldg From Cruise
- Operating rules: General operating rules (Part 91)
- Location: 45.9609° N, 109.8505° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=45.9609&lon=-109.8505&mi=10
- Aircraft: N2739H, a cancelled registration (https://openairdocs.org/deregistered/N2739H-2013-04-18) (OpenAirDocs)
- Registry model: Schweizer SGS 1-35C (registry code 8050151, https://openairdocs.org/model/schweizer-sgs-1-35c) (OpenAirDocs)
- Registry engine: NONE (registry code 00000, https://openairdocs.org/engine/none) (OpenAirDocs)
- Reported make and model: SCWZER SGS135C
- People aboard: 1
- Fatal injuries: 0
- Pilot flight hours: 2,300 total, 75 in this make and model, 120 in the last 90 days
- NTSB investigation: [NTSB SEA92LA098](https://openairdocs.org/ntsb/SEA92LA098) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19920520015539A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

UNABLE TO MAKE DESTINATION DUE TO LOSS OF THERMALS. SELECTED A FIELD. HIGH SINK RATE ON FINAL,UNABLE TO CORRECT.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB SEA92LA098](https://openairdocs.org/ntsb/SEA92LA098), May 20, 1992: Schweizer SGS-1-35C (N2739H), Big Timber, MT, substantial damage. Probable cause: AIRSPEED WAS NOT MAINTAINED. FACTORS TO THE ACCIDENT WERE: NO THERMAL LIFT AND INADEQUATE REMEDIAL ACTION.

## Other reports on N2739H (1)

Matched to the same aircraft by N-number and date.

- [Accident 19790516018939A](https://openairdocs.org/incident/19790516018939A), May 16, 1979: Scwzer SGS135C (N2739H), Colorado Spring, CO, Substantial damage. Glider pilot lost thermal lift. Landed in pasture. Hit rocks.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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