% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 177 120 105 105 108 63 83 123 177 185 355 265 211 189 173 317 175 181 187 124 254 247 194 230 257 173 129 127 191 101 89 80 79 41 71 58 74 50 41 36 35 32 -16 55 50 42 37 31 35 27 21 37 31 22 23 -22 -5 18 18 -25 27 -3 12 -18 -11 -15 -31 1 14 -18 -11 -26 -14 -13 -22 2 -25 -12 -23 -10 -5 -3 -16 -23 -14 -20 4 -24 14 39 -4 -13 -19 -23 -22 -8 1 17 -19 -24 -7 -23 -20 -24 23 -18 40 13 19 18 -18 -20 -19 -8 45 -14 22 1 10 -23 31 15 -29 24 -14 -18 -18 12