% 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) 136 137 143 87 78 87 72 99 112 204 329 1314 1441 1553 2164 1703 1838 2214 1890 1449 1209 1296 1937 1312 1411 996 953 974 1244 1032 858 772 862 577 586 567 508 630 603 523 514 417 562 428 446 313 449 391 305 390 321 298 329 255 296 232 265 221 244 239 226 195 185 204 200 200 156 171 139 139 140 105 108 117 123 116 140 109 81 125 82 124 72 56 84 63 82 97 69 63 29 43 52 70 36 45 37 43 39 36 35 17 -10 27 -22 53 -15 -35 -32 47 -40 -35 18 -45 -33 -26 -40 4 23 -38 45 -20 24 -34 17 -33 -21 -35