FTW90DPJ02

NTSB accident investigation · Logan, B.A. Windrose · Norman, OK · November 25, 1989

Accident · FatalFinal report
Date
November 25, 1989, 14:10 local (20:10 UTC)
Place
Norman, OK
Injuries
1 fatal
Damage
Destroyed
Phase of flight
Enroute
Aircraft
N7010LLogan, B.A. Windrose
Weather
Visual (VMC) · Day
Status
Completed · report June 25, 1992
Report
Approved by Office Director
FAA report
19891125046589A
Case key
22951

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 inadvertent stall and the pilot's improper emergency recovery procedures. A factor was the power loss for undetermined reasons.

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.

Loss of engine powerClimb
Reason for occurrence undeterminedFactor
Loss of control - in flightClimb
Airspeed(vso) - not maintainedPilot in commandCause
Stall - inadvertentPilot in commandCause
Emergency procedure - improperPilot in commandCause
In flight collision with terrain/waterDescent - uncontrolled
Terrain condition - open field

Aircraft

Registration
N7010L
Reported as
Logan, B.A. Windrose
Category
Glider, amateur-built
Serial number
96
Airframe hours
3
Engine
Cuyuna UL-II-2, 35 horsepower, reciprocating
Damage
Destroyed
Flight
Personal · Part 91
Operator
Bearl A. Logan
Registered owner
Logan, Bearl A
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Unknown · September 9, 1988 · 3 hours before
Departed
OK14 · Norman, OK
Destination
OK14 · Norman, OK
Airport
OK14

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
63
Certificate
Private
Seat
Center
Flight hours
41 total · 1 in this make and model · 36 as pilot in command · 3 in the last 90 days · 1 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Lowest ceiling
None
Temperature
64 °F, dew point -0 °F
Altimeter
30.00 inHg

FAA reports on this event · 1

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