# NTSB DEN71AD031: Beech G35, N4441D, Aspen, CO, January 10, 1971

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: January 10, 1971
- Place: Aspen, CO · ASPEN, CO
- Location: 39.1952° N, 106.8368° W: Placed by OpenAirDocs: center of Aspen, CO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.1952&lon=-106.8368&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 4 fatal
- Status: Completed, report October 19, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 159419
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN71AD031
- Page: https://openairdocs.org/ntsb/DEN71AD031

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0151  71/1/10    ASPEN,COLO          BEECH G35           CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 28, 260
        TIME - 0832                    N4441D              PX-  3  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 77 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - SARDY
        DEPARTURE POINT             INTENDED DESTINATION
          ASPEN,COLO                  PUEBLO,COLO
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL                                                    TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
           MISCELLANEOUS ACTS,CONDITIONS - AIRFRAME ICE
           WEATHER - ICING CONDITIONS-INCLUDES SLEET,FREEZING RAIN,ETC.
        FACTOR(S)
           WEATHER - HIGH DENSITY ALTITUDE
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY PHONE
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          BROKEN                                                    10000
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      22
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          290                                                       3
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
         FIRE AFTER IMPACT
        REMARKS- TOOK OFF BEFORE ACFT WAS COMPLETELY DE-ICED. DENSITY ALT ABOUT 7100 FT. MIXTURE CTL FULL RICH POS.
```

## Aircraft

- Registration: [N4441D](https://openairdocs.org/deregistered/N4441D-1971-02-10), registration cancelled 1971-02-10, S/N D-4533, built 1956 (OpenAirDocs)
- Reported make and model: BEECH G35
- Registry model: [Beech G35](https://openairdocs.org/model/beech-g35) (registry code 1151516) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Sardy

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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