% Pressure Derived Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 40 21 27 54 37 44 29 34 52 98 87 117 137 141 104 104 123 168 166 90 138 92 111 111 55 57 34 31 28 19 36 18 26 28 41 18 19 29 20 25 43 -33 50 81 115 48 -84 171 -38 146 -138 -133 374 520 -365 -151 -407 -925 278 1275 1648 2341 -2471 -2091 -3616 3686 -2315 763 -1057 -1945 -1299 777 -2746 -1281 3269 2281 -995 -1626 3524 3041 -3382 5575 4244 -1516 -2186 -2449 -2305 1233 -2023 3101 4882 4242 5485 -3752 -2876 -3546 -3011 -2099 -1865 4332 1282 -1309 -1447 -2430 -2759 -3751 -2262 -2783 -648 -3961 2587 -3522 3532 -2963 -3940 -1157 5108 4450 -3509 1547 4884 4760 -1143 -515 1430 2791 -2793 2827