ERA11CA195

NTSB accident investigation · Brown Narcisse A Christen Eagle II · Gainesville, FL · March 19, 2011

Accident · Serious injuriesData collectionFinal report
Date
March 19, 2011, 09:32 local (13:32 UTC)
Place
Gainesville, FL
Injuries
1 serious
Damage
Substantial damage
Phase of flight
Approach
Aircraft
N109BXBrown Narcisse A Christen Eagle II
Defining event
Approach-VFR pattern base: Aerodynamic stall/spin
Weather
Visual (VMC) · Day
Status
Completed · report June 20, 2011
Report
Approved by Office Director
NTSB office
Eastern Region Aviation
Parties
FAA/FSDO
FAA report
20110319006089A
Case key
78594

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

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Probable cause

The pilot's failure to maintain airspeed while turning from base leg to final approach, which resulted in an aerodynamic stall and collision with the ground.

Findings · 2

NTSB’s coded findings. Those marked are part of the probable cause; the rest are factors or other findings. Under each, the cases with the same finding.

Performance/control parameters: airspeedAircraft › Aircraft oper/perf/capability · Not attained/maintainedBrown Narcisse A CHRISTEN EAGLE II: 1 caseAll aircraft: 1,681 casesProbable cause

Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event is the one that best describes the accident. Under each, the cases with the same event anywhere in their sequence.

Analysis

According to tower air traffic controller statements, the pilot completed the right downwind leg of the traffic pattern, then flew a short base leg. As the airplane began turning on to the final approach, about 100 feet above the ground, the airplane yawed, rolled right, and nosed down into the ground. A postaccident examination of the airplane revealed substantial damage to the fuselage and wings. The pilot could not recall the events that transpired during the accident sequence. A subsequent examination of the wreckage performed by a Federal Aviation Administration inspector found no preexisting mechanical anomalies with the airplane.

Factual narrative

According to tower controller statements, the airplane completed the right downwind leg of the traffic pattern, then flew a "short" base leg. As it began turning on to the final approach, about 100 feet above the ground, the airplane yawed, rolled right, and nosed down into the ground. Postflight examination of the airplane revealed substantial damage to the fuselage and wings. The pilot was seriously injured and could not recall the events that transpired during the accident sequence. A subsequent examination of the wreckage performed by a Federal Aviation Administration inspector found no preexisting mechanical anomalies with the airplane.

Aircraft

Registration
N109BX
Reported as
Brown Narcisse A Christen Eagle II
Category
Airplane, amateur-built
Serial number
0245
Airframe hours
424
Engine
Lycoming AEIO-360 SER, 180 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Marshall Jon Cook
Registered owner
Marshall Jon Cook
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Annual · June 10, 2010
Departed
KGNV · Gainesville, FL
Destination
KGNV · Gainesville, FL
Flight plan
Unknown
Airport
KGNV · Gainesville Regional Airport, runway 25, 4,158 × 100 ft, asphalt

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
56
Injuries
Serious
Certificate
Private
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 2, Without waivers/limitations
Flight hours
662 total · 126 in this make and model

Weather

Conditions
Visual (VMC) · Day
Wind
Calm
Visibility
10 statute miles
Lowest ceiling
None
Temperature
64 °F, dew point 52 °F
Altimeter
30.23 inHg
Observed at
GVN

Docket · 6

The files NTSB released with the investigation on May 4, 2011, on NTSB’s docket system: statements, records, photos and specialists’ reports. 1.2 MB in all.

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.