% 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) 146 109 122 76 87 53 30 89 63 117 183 194 431 379 541 713 466 341 303 339 282 342 236 327 292 219 204 301 227 199 165 235 207 321 193 239 212 176 235 222 341 227 263 319 283 356 325 341 286 284 300 283 269 232 193 188 287 298 225 173 229 192 239 180 153 187 145 178 133 164 122 145 144 129 123 113 78 128 99 89 97 132 115 117 100 100 74 67 55 41 57 23 48 -25 45 64 77 55 23 16 45 43 -44 4 -4 26 -23 -39 44 -20 23 10 -16 19 -32 -35 -30 48 -38 -18 -20 -38 -27 -37 22 -38 -36 44