% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 64 Frequency Bands are 0.01562500 Hz wide(first frequency band is centered at 0.00830078) 200 86 52 50 171 334 538 738 724 436 503 311 341 367 436 517 410 403 386 349 353 330 271 282 251 232 263 259 199 189 228 174 153 200 156 125 128 144 102 113 83 82 82 81 77 49 33 29 29 27 20 39 25 21 15 43 -20 -35 -35 31 -39 -17 -49 15