# NTSB DEN79FA020: Cessna R172K, N758AV, Banner, WY, February 6, 1979

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: February 6, 1979
- Place: Banner, WY · BANNER, WY
- Location: 44.6014° N, 106.8653° W: Placed by OpenAirDocs: center of Banner, WY, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=44.6014&lon=-106.8653&mi=10
- Phase of flight: [Uncontrolled descent](https://openairdocs.org/ntsb-phases/650) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report April 9, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 137476
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN79FA020
- Page: https://openairdocs.org/ntsb/DEN79FA020

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0454   79/2/6    BANNER,WY           CESSNA R172K        CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 40, 450
        TIME - 0930                    N758AV              PX-  0  0  0  BUSINESS                  TOTAL HOURS, 400 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          SHERIDAN,WY                 CASPER,WY
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - CONTINUED VFR FLIGHT INTO ADVERSE WEATHER CONDITIONS
           PILOT IN COMMAND - SPATIAL DISORIENTATION
        FACTOR(S)
           PILOT IN COMMAND - ATTEMPTED OPERATION BEYOND EXPERIENCE/ABILITY LEVEL
           WEATHER - LOW CEILING
           WEATHER - SNOW
        WEATHER BRIEFING - PARTIAL BRIEFING BY FLIGHT SERVICE PERSONNEL, BY PHONE/RADIO, LIMITED BY PILOT ACTION
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          PARTIAL OBSCURATION                                      UNKNOWN/NOT REPORTED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          1/4 MILE OR LESS                                         SNOW
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TYPE OF WEATHER CONDITIONS
          BLOWING SNOW                                             IFR
        TYPE OF FLIGHT PLAN
          NONE
         FIRE AFTER IMPACT
```

## Aircraft

- Registration: [N758AV](https://openairdocs.org/deregistered/N758AV-2005-11-22), registration cancelled 2005-11-22, S/N R1722949, built 1978 (OpenAirDocs)
- Reported make and model: CESSNA R172K
- Registry model: [Cessna R172K](https://openairdocs.org/model/cessna-r172k) (registry code 2072431) (OpenAirDocs)
- Registry engine: [Continental IO-360 series](https://openairdocs.org/engine/continental-io-360-series) (registry code 17025, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19790206002399A](https://openairdocs.org/incident/19790206002399A), Feb 6, 1979: Cessna R172K, Banner, WY, Destroyed. Pilot attempted flt in known marginal weather. Witnesses saw acft fly into a fog bank begore striking the ground.

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.