# NTSB CHI66D0137: Schleicher KA7, N4280C, Jefferson, OH, July 31, 1965

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 31, 1965
- Place: Jefferson, OH · JEFFERSON, OH
- Location: 41.7384° N, 80.7688° W: Placed by OpenAirDocs: center of Jefferson, OH, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.7384&lon=-80.7688&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report September 20, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 176519
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI66D0137
- Page: https://openairdocs.org/ntsb/CHI66D0137

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2230  65/7/31    JEFFERSON OHIO      SCHLEICHER KA7      CR-  0  0  2  INSTRUCTIONAL             COMMERCIAL, FL.INSTR.,
        TIME - 1200                    N4280C              PX-  0  0  0  DUAL                      AGE 47, 1918 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            15 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - ASHTABULA-JEFFERS
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           UNDERSHOOT                                               LANDING: FINAL APPROACH
           COLLIDED WITH: TREES                                     LANDING: FINAL APPROACH
        PROBABLE CAUSE(S)
           DUAL STUDENT - MISJUDGED DISTANCE AND ALTITUDE
           PILOT IN COMMAND - INADEQUATE SUPERVISION OF FLIGHT
        REMARKS- GLIDER FLIGHT.
```

## Aircraft

- Registration: [N4280C](https://openairdocs.org/aircraft/N4280C), registered now, S/N 7155, built 1964 (OpenAirDocs)
- Reported make and model: SCHLEICHER KA7
- Registry model: [Schleicher KA 7](https://openairdocs.org/model/schleicher-ka-7) (registry code 3801554) (OpenAirDocs)
- Registry engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000, none) (OpenAirDocs)
- Category: Glider
- Engines: none
- Damage: Substantial damage
- Airport: Ashtabula-Jeffers

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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