# NTSB MKC72DCD09: Beech V35A, N7943R, Sac City, IA, July 6, 1971

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 6, 1971
- Place: Sac City, IA · SAC CITY, IA
- Location: 42.4220° N, 94.9974° W: Placed by OpenAirDocs: center of Sac City, IA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.4220&lon=-94.9974&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report March 7, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 162433
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC72DCD09
- Page: https://openairdocs.org/ntsb/MKC72DCD09

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2682   71/7/6    SAC CITY,IOWA       BEECH V35A          CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, FL.INSTR.,
        TIME - 1645                    N7943R              PX-  0  0  3  CORP/EXEC                 AGE 23, 792 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            103 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - SAC CITY
        DEPARTURE POINT             INTENDED DESTINATION
          ELDORA,IOWA                 SAC CITY,IOWA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           UNDERSHOOT                                               LANDING: FINAL APPROACH
           COLLIDED WITH: DIRT BANK                                 LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED DISTANCE,SPEED,AND ALTITUDE
        FACTOR(S)
           WEATHER - DOWNDRAFT,UPDRAFTS
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        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                                                     HEAD WIND 338-022 DEGREES
        TEMPERATURE-F                                            WIND DIRECTION-DEGREES
           85                                                      150
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           8                                                       VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- ENCOUNTERED DOWNDRAFT. HIT SLOPE 8 FT SHORT OF RWY. MADE GO AROUND AND LND OK.
```

## Aircraft

- Registration: [N7943R](https://openairdocs.org/aircraft/N7943R), registered now, S/N D-8959, built 1969 (OpenAirDocs)
- Reported make and model: BEECH V35A
- Registry model: [Beech V35A](https://openairdocs.org/model/beech-v35a) (registry code 1151544) (OpenAirDocs)
- Registry engine: [Continental IO-520 series](https://openairdocs.org/engine/continental-io-520-series) (registry code 17032, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Sac City

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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