pe showing acceleration effects on the gage ag transmitted to the recora trace. Certain gage modifications capable of being accomplished in (c= Co ooettn seecstnomrdl 2 TABLE 4.4 - Suamary Data of CASTLE Shots Characteristic Reageill Symbol Shot 1 Shot 3 Shot 4 Shot 5 1 March 27 March T April 26 April 0645 0630 0620 0620 0610 o6e4 Location - Atoll Tsland Bikini Charlie Bikini Charlie Bikint Tare Biking Lagoon Biking Lagoon Enivetok Mike Crater 170,617.16 76,163.98 170,635.05 75,950.43 1100,154.50 109,799.00 161,698.83 116,800.27 161,424.43 116,688.15 (147,750.00 57,790.00 Bravo Rameo Yoon Union Yankee Nectar Coordinates GZ North East [| il Yieia (ut) Wre 24 iam 215,00.5 (Fire Ball) pt 11,0%0.5 (Fire }0.139%0.020( 7,0f0.3 (Fire Ball) Ball) |S May Shot 6 Time Cade Neme -| Shot 2 Date 4, i crane F pomimering, y betta cb emetatit, sonoeul the field (See Appendix B) were incorporated in the gages used in Shots 3 through 6. These gage modifications resulted in relatively "clean" records up to overpressures of 150 psi. Further, a program of postshot gage inspection was initiated (See Appendix D) so that 15.551.0 (Fire Ball) . Ls May 1.729.3 (Fire Ball) Hetght of Burs ‘\ h 0 ° 9 ° ° ° Atmospheric! Po 1006.2 1012,4 1009.7 1007.4 1010.8 1006.0 8.0° P 8.0° Ff 81.0° F 81,0°F 80.8° F 79.9° F {070° oko? 090° 062° 18 20 070° 090° Pre: (mb); ae Surface Air- so Temperature f: 3oa¥e 4 Surface Wind: Direction - Degre My te % ny } Speed - Knote Ce Scale Factors for 1 KT at Sea Level: | 15 1o 3 19 f “sy \J . Pressure: Sp = 1013.3 | fo pe A 1.0038 1.0037 1.0059 12,0024 1.0073 Distance: Sd pet” 0.0403 0.0448 0.197 9.0520 0.0419 0.0836 0.0407 0.0453 0.199 0.0526 0.0424 0.0845 ~ Time: St « sa/te + zi’ /2 : Where To ts in degrees re Centigrade, W ite in xT information would be available apdlicable in explaining defects in gage recordings. Ground acceleration records weré stations on Shots 1, 2, % and 6, entirely satisfactory. 4,2 The obtained at a number of ords appeared to be Detsils are présented in Appendix E. PEAK OVERPRESSURE VERSUS DISTANCE, a-schisp i The peak pressure-distance data si! aimed (ene the CASTLE shots have been reduced to the equivalent of 1 4! (20) under standard sealevel conditions (14.7 psi atmospheric pressure, 2 temperature). The basic characteristics for each shot and the scaling listed in Table 4.4, He factors are The IVY Mike data generally compared favorably With the TUMBLER composite free air pressure versus distance curve for 2 KT as prepared 51

Select target paragraph3