== avi (7NT) Project 264 < in-"Light Tarvicd pauiou . Tos BeS7B @ LU Naculi Me. wotlk OBIS IVE The otjectiv= of tds crofact f* 19 measure the effects of a nuclear detonation on an in-flipht 3-57 alrcraft. Recorded Jata wil] de used to verify or correct the B-57 heapons Delivery Handbook, In adiition, the prolect will proviie basic research data for lesign criteria of future USAP aircraft, NST ~ Out of 220 channels being recories, 9 data channels were lost for various reasons, They have bern repaired, or replaced by spares. Instrumentation consiste! of strain gages, thermocouples, oslori- meters, raiiometers, pressure gages. anit warious other trandicers, It was planned to position the B-57 in a pocition corresponiing to approximately 7° = 35 percent limi+ toai on the critical member of the airera’t. A * cr The JB-57B was flying at an absolute altitude of 17,350 feet, healing 973° in a tatleon position at H4C. Horizontal range to ground zero at H # % was 34,™O feet (aircraft traveling at 3.7 ft/sec). craft position at time of shcck arrival received from Tayiist. (H f 79 seeonis. has act been Yerting and altitule sane at E 4 0, BESLTs Thermal: Air- . Total thermal enerry ~easure’ was A 36,°F temperature rise 93 percer.t of allowable Lints} was meamirnd on the aileron ak Seeoes a4. Yow sme dope! wi ILE COPY Wg

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