# NTSB NYC85LA191: Schweizer SGS 2-33A, N2039T, Plymouth, MA, July 24, 1985

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: July 24, 1985, 14:05 local (18:05 UTC)
- Place: Plymouth, MA
- Location: 41.9173° N, 70.7119° W: Placed by OpenAirDocs from NTSB’s distance and direction from PLYMOUTH MUNI (PYM), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.9173&lon=-70.7119&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 35928
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC85LA191
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/35928/pdf
- Page: https://openairdocs.org/ntsb/NYC85LA191

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Undershoot, approach - vfr pattern - final approach
  - descent - uncontrolled, pilot in command (cause)
  - proper glidepath - not maintained, pilot in command (cause)

## Analysis

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 ATTEMPTED TO EXTEND THE GLIDE BY INCREASING THE AIRSPEED AND TURNING DIRECTLY TO THE FINAL LEG. THE ACFT COLLIDED SHORT OF THE RWY IN A WOODED AREA.

## Aircraft

- Registration: [N2039T](https://openairdocs.org/deregistered/N2039T-2003-04-10), registration cancelled 2003-04-10, S/N 469, built 1977 (OpenAirDocs)
- Reported make and model: SCHWEIZER SGS 2-33A
- Registry model: [Schweizer SGS 2-33A](https://openairdocs.org/model/schweizer-sgs-2-33a) (registry code 8051606) (OpenAirDocs)
- Registry engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000, none) (OpenAirDocs)
- Category: Glider
- Serial number: 469
- Airframe hours: 1658
- Engines: NONE NONE unknown
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Yankee Aviation Serivices
- Registered owner: Robert J. Forrest
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, May 20, 1985, 46 hours before
- Airport: PYM, Plymoth, runway 24, 2,000 × 50 ft, grass/turf

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 64; commercial, private; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 2, valid medical--no waivers/lim.; seat: front; flight hours: 3,500 total, 3 in this make and model, 3,295 as pilot in command, 23 in the last 90 days, 3 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 12° at 12 knots
- Visibility: 10 statute miles
- Lowest ceiling: none
- Temperature: 88 °F
- Altimeter: 30.00 inHg
- Observed at: PYM, 1 nm away

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19850724033719A](https://openairdocs.org/incident/19850724033719A), Jul 24, 1985: Scwzer SGS233A, Plymouth, MA, Destroyed. High sink rate encountered on base leg. Wing collided with trees on final.

## Other investigations on N2039T (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 IAD78DIA18](https://openairdocs.org/ntsb/IAD78DIA18), Sep 13, 1978: Schweizer SGS233 (N2039T), Warrenton, VA, substantial damage

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.

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