% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 152 48 80 68 19 54 22 53 52 55 145 243 535 545 562 199 242 155 160 120 161 144 166 169 150 245 226 180 251 289 214 321 366 329 422 180 368 293 252 274 284 219 269 285 266 233 155 125 199 179 134 138 210 113 78 148 122 98 139 104 102 119 99 59 74 89 98 105 94 72 74 64 25 64 65 54 32 83 69 71 63 67 58 29 44 46 26 54 -25 -11 51 14 46 45 38 43 20 25 21 44 49 -29 13 -16 -11 -25 -19 -25 26 -18 -29 -14 -19 29 -16 -32 25 -19 -27 17 14 -15 15 -24 -33 26 -27 17