# NTSB SEA73FTI14: Mooney M20F, N4005N, Lincoln, MT, October 14, 1972

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: October 14, 1972
- Place: Lincoln, MT · LINCOLN, MT
- Location: 46.9534° N, 112.6715° W: Placed by OpenAirDocs: center of Lincoln, MT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.9534&lon=-112.6715&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 2 minor
- Status: Completed, report March 6, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 169114
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA73FTI14
- Page: https://openairdocs.org/ntsb/SEA73FTI14

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2750  72/10/14   LINCOLN,MONT        MOONEY M20F         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 36, 500
        TIME - 1530                    N4005N              PX-  0  0  1  BUSINESS                  TOTAL HOURS, 400 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          RAPID CITY,SDAK             MISSOULA,MONT
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: TREES                                     IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER IN-FLIGHT DECISIONS OR PLANNING
           PILOT IN COMMAND - CONTINUED VFR FLIGHT INTO ADVERSE WEATHER CONDITIONS
        FACTOR(S)
           WEATHER - LOW CEILING
           WEATHER - FOG
           TERRAIN - OTHER
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                      7000
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TYPE OF WEATHER CONDITIONS
          FOG                                                      VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- MTN TOPS OBSCD,ATMTD FLT THRU PASS,ENCNTRD FOG,UN TO MAKE 180.
```

## Aircraft

- Registration: [N4005N](https://openairdocs.org/deregistered/N4005N-1973-06-22), registration cancelled 1973-06-22, S/N 680158 (OpenAirDocs)
- Reported make and model: MOONEY M20F
- Registry model: [Mooney M20F](https://openairdocs.org/model/mooney-m20f) (registry code 5870214) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

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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