% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide(first frequency band is centered at 0.00439453) 234 125 115 69 73 42 21 38 117 209 483 448 382 225 284 350 478 462 498 259 325 269 164 180 214 182 184 130 86 155 180 164 140 172 214 159 175 169 187 159 175 255 226 261 303 285 358 394 357 421 360 347 354 251 277 186 198 304 278 250 220 162 220 167 182 210 178 174 156 110 96 148 129 133 158 139 96 133 113 83 107 60 106 94 59 73 92 104 72 52 34 86 25 -29 36 35 48 -4 42 -39 44 -58 -24 22 -23 28 -39 -17 38 -19 -41 -30 22 -19 7 -10 86 21 -28 -16 57 -33 -32 66 54 -59 -34 -23