# NTSB UNK64X2720: Slingsby Lark 4, N135G, Max, NE, July 8, 1964

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 8, 1964
- Place: Max, NE · MAX, NE
- Location: 40.1143° N, 101.4045° W: Placed by OpenAirDocs: center of Max, NE, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.1143&lon=-101.4045&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report November 4, 1964
- Report: Brief approved by the director
- NTSB case key (mKey): 183668
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X2720
- Page: https://openairdocs.org/ntsb/UNK64X2720

## NTSB brief (aircraft 2)

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0476   64/7/8    MAX NEB             SCHLEICHER KA6CR    CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 43, 800
        TIME - 1515                    N6363T              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 400 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  1                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH AIRCRAFT: BOTH IN FLIGHT                  IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO SEE AND AVOID OTHER AIRCRAFT
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING OFF AIRPORT
         SPECIAL DATA
          SEGMENTS OF AVIATION INVOLVED - SMALL US GEN.AV.-SMALL US GEN.AV.
          CONTROLLING AGENCY - NO CONTROL                          CONTROL ZONE/AREA - NO
          EVASIVE ACTION TAKEN - NO
        REMARKS- BOTH PILOTS CIRCLING TO RIGHT IN SAME THERMAL
```

## NTSB brief (aircraft 1)

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0476   64/7/8    MAX NEBR            SLINGSBY LARK 4     CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 43, 7000
        TIME - 1515                    N135G               PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 50 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  1                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH AIRCRAFT: BOTH IN FLIGHT                  IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           PERSONNEL - MISCELLANEOUS-PERSONNEL: PILOT OF OTHER AIRCRAFT
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING OFF AIRPORT
         SPECIAL DATA
          SEGMENTS OF AVIATION INVOLVED - SMALL US GEN.AV.-SMALL US GEN.AV.
          CONTROLLING AGENCY - NO CONTROL                          CONTROL ZONE/AREA - NO
          EVASIVE ACTION TAKEN - YES
        REMARKS- BOTH PILOTS CIRCLING TO RIGHT IN SAME THERMAL
```

## Aircraft 1

- Registration: [N135G](https://openairdocs.org/deregistered/N135G-1974-10-24), registration cancelled 1974-10-24, S/N 1396 (OpenAirDocs)
- Reported make and model: SLINGSBY LARK 4
- Registry model: [Slingsby TYPE T-50 SKYLARK 4](https://openairdocs.org/model/slingsby-type-t-50-skylark-4) (registry code 8320402) (OpenAirDocs)
- Category: Glider
- Damage: Substantial damage

## Aircraft 2

- Registration: [N6363T](https://openairdocs.org/aircraft/N6363T), registered now, S/N 726, built 1960 (OpenAirDocs)
- Reported make and model: SCHLEICHER KA6CR
- Registry model: [Schleicher KA 6 CR](https://openairdocs.org/model/schleicher-ka-6-cr) (registry code 3801537) (OpenAirDocs)
- Registry engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000, none) (OpenAirDocs)
- Category: Glider
- Damage: 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.

---
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.