- Date
- August 2, 1989, 15:30 local (20:30 UTC)
- Place
- Littlefield, TX
- Injuries
- 1 minor
- Damage
- Substantial damage
- Phase of flight
- Enroute
- Aircraft
- N158WTSchempp-Hirth Cirrus
- Weather
- Visual (VMC) · Day
- Status
- Completed · report June 10, 1991
- Report
- Approved by Office Director
- FAA report
- 19890802030339A
- Case key
- 22901
From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.
On this page
Probable cause
Improper planning/decision by the pilot & the severe turbulence.
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 weather
Weather condition - turbulenceCause
Planning/decision - improperCause
Airframe/component/system failure/malfunction
Fuselage - overload
In flight collision with terrain/water
Aircraft
- Registration
- N158WT
- Reported as
- Schempp-Hirth Cirrus
- Category
- Glider
- Serial number
- A29014
- Engine
- unknown
- Damage
- Substantial damage
- Flight
- Personal · Part 91
- Registered owner
- Robert G. Olson
- Departed
- Q00 · Littlefield, TX
- Destination
- Round-Robin, OF
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
- 45
- Certificate
- Private
- Flight hours
- 77 total · 28 in this make and model · 65 as pilot in command · 20 in the last 90 days · 15 in the last 30 days · 5 in the last 24 hours
Weather
- Conditions
- Visual (VMC) · Day
- Wind
- 270° at 20 knots, gusting 60
- Visibility
- 10 statute miles
- Lowest ceiling
- None
- Temperature
- 90 °F, dew point -0 °F
FAA reports on this event · 1
The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.