% 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) 140 66 30 112 104 204 861 678 651 577 918 1859 1249 1409 886 664 503 573 413 543 444 372 320 329 335 274 250 195 217 239 186 171 160 181 152 121 124 128 102 69 99 98 65 79 87 75 70 43 48 42 34 28 20 -21 -15 24 -24 -26 -21 -24 -43 -25 -35 20