# NTSB CHI80FA043: Mooney M20C, N9347V, Byron, IL, May 24, 1980

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: May 24, 1980
- Place: Byron, IL · BYRON, IL
- Location: 42.1231° N, 89.2629° W: Placed by OpenAirDocs: center of Byron, IL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.1231&lon=-89.2629&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 3 fatal
- Status: Completed, report June 15, 1980
- Report: Brief approved by the director
- NTSB case key (mKey): 130748
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI80FA043
- Page: https://openairdocs.org/ntsb/CHI80FA043

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1049  80/5/24    BYRON,IL            MOONEY M20C         CR-  3  0  0  NONCOMMERCIAL             PRIVATE, AGE 31, 263
        TIME - 0843                    N9347V              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 64 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          WILLMAR,MN                  SAVANNAH,IL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: SPIN                                              IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - CONTINUED VFR FLIGHT INTO ADVERSE WEATHER CONDITIONS
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           WEATHER - LOW CEILING
           WEATHER - FOG
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY PHONE
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OVERCAST                                                  1000
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          1 MILE OR LESS                                           NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          FOG                                                       65
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
          CALM                                                     IFR
        TYPE OF FLIGHT PLAN
          VFR
        REMARKS- OBSERVED FLYING AT LOW ALTITUDE.
```

## Aircraft

- Registration: [N9347V](https://openairdocs.org/deregistered/N9347V-1980-08-04), registration cancelled 1980-08-04, S/N 70009 (OpenAirDocs)
- Reported make and model: MOONEY M20C
- Registry model: [Mooney M20C](https://openairdocs.org/model/mooney-m20c) (registry code 5870208) (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 19800524022059A](https://openairdocs.org/incident/19800524022059A), May 24, 1980: Mooney M20C, Byron, IL, Destroyed, 2 fatal. VFR not advised. Lost control of airplane en route in thick ground fog. Stalled, spun in.

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.