% 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) 204 117 94 129 372 672 1214 943 742 583 756 550 390 394 382 366 386 411 321 371 376 318 262 229 236 286 286 260 227 205 195 191 169 129 157 140 122 105 65 98 86 106 84 89 102 44 26 77 50 35 42 29 41 37 40 -49 -32 -21 -30 -16 7 -48 -26 -39