% 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) 97 78 51 54 269 240 227 351 471 389 744 1257 959 752 591 414 519 522 515 401 374 380 392 287 318 277 229 192 233 198 180 151 156 156 162 140 121 121 111 94 107 88 69 67 63 35 38 57 36 38 28 33 16 26 -16 -25 -17 21 -25 -29 -42 -31 -26 8