NTSB Identification: LAX84LA298.
The docket is stored on NTSB microfiche number 25444.
Accident occurred Friday, May 18, 1984 in RAMONA, CA
Aircraft: CESSNA P210N, registration: N4772K
Injuries: 1 Minor.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

AS PART OF AN EXPERIMENTAL TEST FLT IN THE TURBINE POWERED ACFT, INTENTIONAL SPINS WERE PERFORMED. THE PLANNED ONE TURN SPIN EVOLVED INTO A FLAT SPIN. RECOVERY PROCEDURES WERE INEFFECTIVE AND THE PLT ELECTED TO DEPLOY THE ANTI-SPIN PARACHUTE. DESPITE REPEATED EFFORTS BY THE PILOT, THE ANTI-SPIN PARACHUTE WOULD NOT OPEN. DESCENDING OUT OF CONTROL THROUGH 7000 FT, THE PLT SUCCESSFULLY EGRESSED FROM THE ACFT & PARACHUTED SAFELY TO THE GROUND.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

SAFETY SYSTEM(OTHER)..FAILURE,TOTAL


Contributing Factors

STALL/SPIN..INTENTIONAL..PILOT IN COMMAND



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