% 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) 135 106 133 80 74 101 106 42 135 243 279 529 772 909 864 881 806 692 533 674 647 600 664 466 792 822 957 785 710 723 451 571 638 618 501 426 449 447 416 471 408 404 397 362 266 312 198 299 240 242 328 231 216 262 211 258 268 228 242 143 172 193 202 132 177 110 143 132 140 149 131 123 111 79 107 105 78 119 120 119 74 90 73 64 72 108 76 54 47 74 73 78 70 82 56 33 24 70 71 42 55 16 37 -30 27 47 -17 -18 -22 15 -50 -32 50 -20 41 -48 -35 29 -51 -23 -42 -45 26 -25 -41 -38 -28 -52