# NTSB UNK64X3019: Champion 7EC, N8954B, Guymon, OK, July 25, 1964

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 25, 1964
- Place: Guymon, OK · GUYMON, OK
- Location: 36.6901° N, 101.4770° W: Placed by OpenAirDocs: center of Guymon, OK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=36.6901&lon=-101.4770&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report October 19, 1964
- Report: Brief approved by the director
- NTSB case key (mKey): 182170
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X3019
- Page: https://openairdocs.org/ntsb/UNK64X3019

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2215  64/7/25    GUYMON OKLA         CHAMPION 7EC        CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 33, 347
        TIME - 1015                    N8954B              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 0 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - GUYMON
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           UNDERSHOOT                                               LANDING: FINAL APPROACH
           HARD LANDING                                             LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED DISTANCE AND SPEED
           PILOT IN COMMAND - LACK OF FAMILIARITY WITH AIRCRAFT
           WEATHER - DOWNDRAFT,UPDRAFTS
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  RELATIVE BEARING OF WIND
          NONE                                                     UNKNOWN/NOT REPORTED
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
```

## Aircraft

- Registration: N8954B (not matched to a registry record)
- Reported make and model: CHAMPION 7EC
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Guymon

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.