# NTSB MKC71DCD19: Aero Comdr A-9B, N7779V, Hardy, IA, August 11, 1970

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 11, 1970
- Place: Hardy, IA · HARDY, IA
- Location: 42.8102° N, 94.0512° W: Placed by OpenAirDocs: center of Hardy, IA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.8102&lon=-94.0512&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report May 26, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 110215
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC71DCD19
- Page: https://openairdocs.org/ntsb/MKC71DCD19

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3154  70/8/11    HARDY,IOWA          AERO COMDR A-9B     CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 38, 340
        TIME - 1100                    N7779V              PX-  0  0  0  PRACTICE                  TOTAL HOURS, 30 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - BROCK RANCH
        DEPARTURE POINT             INTENDED DESTINATION
          HARDY,IOWA                  BROCK RANCH,IOWA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: FENCE,FENCEPOSTS                          TAKEOFF: RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - SELECTED UNSUITABLE TERRAIN
        FACTOR(S)
           TERRAIN - HIGH VEGETATION
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
        REMARKS- FIXED BASE OPERATOR PRACTISING AG WORK WITH WATER IN SPRAY TANKS.FLD COVERED WITH TALL GRASS. CALM
```

## Aircraft

- Registration: [N7779V](https://openairdocs.org/deregistered/N7779V-1973-12-12), registration cancelled 1973-12-12, S/N 1532 (OpenAirDocs)
- Reported make and model: AERO COMDR A-9B
- Registry model: [Aero Commander CALLAIR A-9B](https://openairdocs.org/model/aero-commander-callair-a-9b) (registry code 0144206) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Brock Ranch

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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