% 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) 133 119 100 120 74 61 37 28 187 315 249 98 152 119 211 315 297 442 438 274 209 324 406 513 753 820 698 724 796 820 645 669 406 487 364 315 478 411 373 316 418 309 335 309 401 292 234 238 246 230 263 196 250 202 213 201 228 148 229 181 208 191 200 181 168 168 129 132 123 139 140 143 129 127 96 116 101 89 66 77 86 96 103 71 65 97 77 30 58 46 42 47 53 58 59 57 66 43 55 69 28 25 42 32 19 18 -9 21 31 -33 -23 41 -17 -36 30 -18 -17 -43 -32 -12 -39 -31 -35 -43 14 -43 -37 -57