% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 193 43 107 66 58 53 59 88 51 123 126 121 219 235 270 311 360 361 504 419 487 334 694 562 500 415 491 236 416 338 283 216 267 162 163 142 193 149 130 92 138 140 140 158 73 85 76 54 74 91 85 47 49 48 24 60 55 38 48 33 41 23 33 22 -30 -33 17 33 40 -28 -19 22 -31 13 5 -14 -37 -11 -26 -24 41 -28 -35 23 -9 -35 -26 -37 -27 10 -16 11 -38 -33 -11 -34 -41 17 -21 -14 -23 -20 -9 -23 -36 10 28 -29 20 -34 45 6 20 -17 32 22 -16 -11 40 -10 -5 13 -14 28 23 23 17 -33