REQUEST CLARIFICATION AND ADDITIONAL INFORMATION ON INS TO VERIFY ASSUMPTIONS MADE IN INS COMPUTER DATA REDUCTION SYSTEM

• Document Type: CREST
• Collection: NGA Records (Formerly NIMA)
• Document Number (FOIA) /ESDN (CREST): CIA-RDP78B04558A000200080079-6
• Release Decision: RIPPUB
• Original Classification: S
• Document Page Count: 1
• Document Creation Date: December 28, 2016
• Document Release Date: April 2, 2008
• Sequence Number: 79
• Publication Date: June 24, 1966
• Content Type: CABLE

Approved For Release 2008/04/02 : CIA-RDP78BO4558A000200080079-6
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1. REQUEST CLARIFICATION AND ADDITIONS INFORMATION ON INS TO 2 7 JUN 1966
VERIFY ASSUMPTIONS MADE IN INS COMPUTER DATA REDUCTION SYSTEM.
DI,; T RIBUTION
IS VEHICLE DRIFT A PRIt ARY ROTATION ABOUT THE UNROTATED f~o,F Office Action
NADIR-ZENITH AXIS WITH PITCH MEASURED ABOUT THE ONCE ROTATED
ADMIN
TRANSVERSE AXIS AND ROLL MEASURED ABOUT THE TWICE ROTATED LONGITCO=~ ~-s cOR
DINAL AXIS OF THE VEHICLE. IF NOT, PLEASE ELABORATE ON METHOD cD_
OF MEASUREMENT. IS ASSUMING THAT DRIFT, PITCH, AND ROLL T rp 25X1
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ARE ORDERED ANGULAR MEASUREMENTS. GO-1C8
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2. ANY DOCUMENTATION ON LATEST OBSERVED ACCURACIES OF INS _-.-_7!AD
AND V/H SENSOR WOULD BE APPRECIATED B PAC
PARAMETERS 5X1-
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S E C R E T
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Approved For Release 2008/04/02 : CIA-RDP78BO4558A000200080079-6