NTSB Identification: SEA72AS021
14 CFR Part 91 General Aviation
Aircraft: MOONEY M20C, registration: N6436U
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 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
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3-3866  71/11/27 NR.BROADUS,MONT       MOONEY M20C         CR-  2  0  0  NONCOMMERCIAL             PRIVATE, AGE 45, 1040
        TIME - 1420                    N6436U              PX-  0  2  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 964 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          ONEILL,NEBR                 LEWISTOWN,MONT               STURGIS,S DAK
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL                                                    IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - CONTINUED VFR FLIGHT INTO ADVERSE WEATHER CONDITIONS
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - AIRFRAME ICE
           WEATHER - LOW CEILING
           WEATHER - SNOW
           WEATHER - ICING CONDITIONS-INCLUDES SLEET,FREEZING RAIN,ETC.
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OBSCURATION                                              UNKNOWN/NOT REPORTED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          1/4 MILE OR LESS                                         SNOW SHOWERS
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  WIND DIRECTION-DEGREES
          FOG                                                      270
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           10                                                      IFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- ACFT OBS ABOVE HIWAY AT VERY LOW LEVEL.VIS REPTD ABOUT 200 FT. AIRFRAME ICE FOUND ON WGS,VERT STAB
Full narrative is not available


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