% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 159 98 124 121 88 63 98 99 126 115 163 287 342 219 207 308 497 335 459 336 309 178 186 252 144 177 108 125 117 121 118 95 106 68 114 65 76 65 104 48 39 54 96 62 115 104 74 120 71 109 96 65 75 77 71 64 94 43 96 68 55 39 59 37 30 -13 25 28 38 -23 19 34 -33 7 29 16 -30 30 -30 -25 -34 -21 -9 -32 -30 32 9 31 -40 -10 -20 -38 -29 21 14 -33 -26 -32 -15 -26 -29 -31 -10 -42 -20 -6 -21 34 17 19 29 -17 18 -28 21 -12 27 41 19 34 -23 -37 -6 -23 -17 58 42 44