TABLE 1. SOME CALCULATED K-VALUES FROM WEAPON TESTS (Based on field measurements that include terrain roughness effects, and which were not corrected for instrument response.) Item Yield ke Ess Jangle U Johnie Boy Coulomb C Buffalo 2 Bravo Zuni Tewa Koon Jangle $ Coulumb B Smallboy 15 Mt 3.53Mt 5.01Mt 110 1.2 0.3 low Feller II Little Feller fT Trinity Simon Harry Badger Nancy Annie Humboldc TumblerSnapper 5 TumblerSnapper 6 Met Turk Miller DASA Tompkins Average jf. -61,3 -16 - 2.4 0 0 0.4 0.6 0.9 2.6 3.3 4,4 8.5 1700** 880 960 1300 350 480 1340 1710 930 390 1080 610 1340 900 530 1130 250 700%%* 1250 2170** 1800** 290 2080** 960 940 725 1620%** 330 1410 490 1300 1716 1170 340 980 785 1150 920 630 1215 310 560 _ low 10.7 160 450 175 135 20H Low 19 43 32 23 24 16 7.8t 11.4 35 84 94 103 104 117 126 190 175 645 360 520 235 140 150 415 255 740 133 190° ° 690 360 485 240 155 150 340 12 129 235 ll 22 43 133 142 142 185 155 235 450 245 175 265 235 185 private communication reference 8 reference 9 derived from "fraction down" given in Reference 10. except Johnie Boy to 1.0 R/hr, 3 185 155 235 Integrations to 0.5 R/hr The scaled height of burst (4) is determined by dividing the actual height of burst in feet by the cube root of the total yield in kilotons. ¢ i * Ko (ft/kt '~)* 1.2 1.2 0.5 0.5 Little Heffter -~ Miller -DASA -~Tompkins-~ Scaled Height of Burst (A) Heffter Value x (0.75)* x 2900: week Reduced from Miller's original 990 by excluding data at distances beyond the 0.5 R/hr contour. not included in average.