% Pressure Derived Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 57 61 46 27 54 28 57 197 164 177 240 326 181 298 179 168 129 84 81 111 152 114 105 105 84 72 111 105 68 106 12 -20 61 62 89 61 81 -25 -106 74 -40 45 -11 315 317 91 311 -260 239 1211 -771 1123 97 1598 567 -178 1525 -2997 1450 5339 5514 4956 11344 -11347 9211 18522 -13834 -14723 5518 -16749 -14324 -9636 14779 14753 15090 15834 -10406 19206 7675 -13415 -2136 -13295 27251 -2343 10203 9200 14737 4628 2862 11500 -12585 18992 6333 3431 4752 14604 4522 -12228 15846 -13904 -11879 12044 -15775 -3878 -13368 -4372 8961 17220 -2966 -13559 20710 10057 -10553 -9518 -15505 -6861 20459 7506 -16832 -7156 13945 -11333 -11934 -9134 20485 -15027 15942 9702