# NTSB IAD80FA002: Mooney M20J, N201YY, Pikeville, TN, October 4, 1979

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: October 4, 1979
- Place: Pikeville, TN · PIKEVILLE, TN
- Location: 35.6154° N, 85.1934° W: Placed by OpenAirDocs: center of Pikeville, TN, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=35.6154&lon=-85.1934&mi=10
- Phase of flight: [Uncontrolled descent](https://openairdocs.org/ntsb-phases/650) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed, report January 11, 1980
- Report: Brief approved by the director
- NTSB case key (mKey): 133600
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=IAD80FA002
- Page: https://openairdocs.org/ntsb/IAD80FA002

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3013   79/10/4   PIKEVILLE,TN        MOONEY M20J         CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 56, 646
        TIME - 1102                    N201YY              PX-  1  0  0  BUSINESS                  TOTAL HOURS, 171 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          FT LEONARD WOOD,MO          FRANKLIN,NC                  KNOXVILLE,TN
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER IFR OPERATION
           PILOT IN COMMAND - SPATIAL DISORIENTATION
        FACTOR(S)
           WEATHER - LOW CEILING
           WEATHER - TURBULENCE, ASSOCIATED W/CLOUDS AND/OR THUNDERSTORMS
           PILOT IN COMMAND - PHYSICAL IMPAIRMENT
        WEATHER BRIEFING - SELF-HELP,PILOT CHECKED WEATHER DATA
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          BROKEN                                                    100
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          1 MILE OR LESS                                           NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          FOG                                                       55
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          IFR                                                      IFR
        REMARKS- GIVEN IFR CLRNC ENRT 19 MINUTES BEFORE ACDT.DRIFTED OFF COURSE,DSCNDD 4000FT.ARTHRITIS.
```

## Aircraft

- Registration: [N201YY](https://openairdocs.org/deregistered/N201YY-1998-08-03), registration cancelled 1998-08-03, S/N 240532 (OpenAirDocs)
- Reported make and model: MOONEY M20J
- Registry model: [Mooney M20J](https://openairdocs.org/model/mooney-m20j) (registry code 5870219) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

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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