% 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) 130 119 128 87 33 7 54 40 66 225 219 177 259 318 201 253 254 191 264 253 350 355 382 263 419 359 344 469 544 549 901 813 834 539 535 519 500 324 431 438 378 418 365 243 270 313 264 256 337 225 278 247 226 173 260 168 175 232 202 199 140 159 181 189 164 198 151 208 148 138 112 151 146 126 154 110 128 134 77 89 89 99 64 81 101 72 57 66 44 65 61 61 47 81 46 63 39 -10 -28 55 76 34 -28 41 61 -14 -47 -32 15 7 -42 16 -31 44 23 -29 23 -21 -43 -52 -48 -29 9 8 -45 20 48 -12