# NTSB CHI71FBD59: Cessna 150, N4611X, Naperville, IL, March 28, 1971

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: March 28, 1971
- Place: Naperville, IL · NAPERVILLE, IL
- Location: 41.7859° N, 88.1473° W: Placed by OpenAirDocs: center of Naperville, IL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.7859&lon=-88.1473&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report December 17, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 160505
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI71FBD59
- Page: https://openairdocs.org/ntsb/CHI71FBD59

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1075  71/3/28    NAPERVILLE,ILL      CESSNA 150          CR-  0  0  2  INSTRUCTIONAL             COMMERCIAL, FL.INSTR.,
        TIME - 1745                    N4611X              PX-  0  0  0  DUAL                      AGE 38, 1168 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            300 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - NAPER AERO
        DEPARTURE POINT             INTENDED DESTINATION
          NAPERVILLE,ILL              LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - EXERCISED POOR JUDGMENT
           PILOT IN COMMAND - IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS
           MISCELLANEOUS ACTS,CONDITIONS - SIMULATED CONDITIONS
           TERRAIN - WET,SOFT GROUND
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- SIMULATED EMGCY LDG AFTER TKOF.ENG SHUT DWN THRU USE OF MIXT CTL.UN RESTART ENG.
```

## Aircraft

- Registration: [N4611X](https://openairdocs.org/deregistered/N4611X-1972-10-18), registration cancelled 1972-10-18, S/N 15064661, built 1966 (OpenAirDocs)
- Reported make and model: CESSNA 150
- Registry model: [Cessna 150G](https://openairdocs.org/model/cessna-150g) (registry code 2071816) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Naper Aero

## Other investigations on N4611X (1)

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.

- [NTSB DEN67F0297](https://openairdocs.org/ntsb/DEN67F0297), Jun 1, 1967: Cessna 150G (N4611X), Grand Junctn, CO, 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.

---
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.