WPR09CA135

NTSB accident investigation · Cosmos Phase 2 · Salome, AZ · March 2, 2009

Accident · No injuriesData collectionFinal report
Date
March 2, 2009, 09:45 local (16:45 UTC)
Place
Salome, AZ
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N4832Cosmos Phase 2
Defining event
Landing-landing roll: Miscellaneous/other
Weather
Visual (VMC) · Day
Status
Completed · report June 11, 2009
Report
Approved by Office Director
NTSB office
Western Pacific Region
Parties
Federal Aviation Administration
FAA report
20090302004659A
Case key
73416

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 encounter with a rut while landing on an unimproved dry lake bed.

Findings · 1

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.

Runway/land/takeoff/taxi surfaceEnvironmental issues › Physical environment · Ability to respond/compensateCosmos PHASE 2: 1 caseAll aircraft: 253 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

During a landing on a dry lake bed the aircraft encountered a rut and nosed over. The aircraft sustained substantial damage to the nose gear and the wings. The pilot reported that during the landing he did not see the rut until it was too late.

Factual narrative

During a landing on a dry lake bed the aircraft encountered a rut and nosed over. The aircraft sustained substantial damage to the nose gear and the wings. The pilot reported that during the landing he did not see the rut until it was too late.

Aircraft

Registration
N4832
Reported as
Cosmos Phase 2
Category
Weight-shift
Serial number
21319
Airframe hours
527
Engine
Rotax 582UL, 65 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Airworthiness certificate
Special, Experimental light sport (Special)
Departed
Salome, AZ
Destination
Salome, AZ

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
Student pilot
Age
76
Injuries
None
Certificate
Student
Medical
Sport pilot
Seat
Center
Flight hours
27 total · 27 in this make and model

Weather

Conditions
Visual (VMC) · Day
Wind
Calm
Visibility
10 statute miles
Lowest ceiling
None
Temperature
70 °F, dew point 34 °F
Altimeter
30.00 inHg
Observed at
BLH, 65 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.