LAX89LA209

NTSB accident investigation · Aeronca 50F · Ontario, CA · May 30, 1989

Accident · No injuriesLimited investigationFinal report
Date
May 30, 1989, 16:42 local (23:42 UTC)
Place
Ontario, CA
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Initial climb
Aircraft
N23954Aeronca 50F
Weather
Visual (VMC) · Day
Status
Completed · report August 2, 1990
Report
Approved by Office Director
FAA report
19890530013409A
Case key
26422

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 inability to compensate for existing wind conditions, resulting in the inability to maintain a climb.

Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

In flight encounter with weatherTakeoff - initial climb
Weather condition - downdraftCause
Compensation for wind conditions - not possiblePilot in commandCause
Proper climb rate - not possibleCause
In flight collision with terrain/waterDescent - uncontrolled

Analysis

The private pilot reported that the airplane encountered either a strong down draft or wind shear during climbout at approximately 150 ft AGL. He said that he was unable to stop the descent and the airplane settled to the ground.

Aircraft

Registration
N23954
Reported as
Aeronca 50F
Category
Airplane
Serial number
F6189
Engine
Unknown UNKNOWN, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Jeffrey W. Pearson
Airworthiness certificate
Standard, Normal
Airport
ONT · Ontario

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
27
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 2, Unknown
Flight hours
330 total

Weather

Conditions
Visual (VMC) · Day
Wind
270° at 16 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
77 °F, dew point 50 °F
Observed at
ONT, 5 nm away

FAA reports on this event · 1

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