% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 122 93 104 90 41 40 42 65 97 114 147 232 311 389 334 308 288 121 162 96 36 -18 43 40 59 33 79 57 59 64 20 -36 8 -32 -24 -22 -42 -37 -16 -46 -11 -14 -38 -31 -45 -8 -42 -44 -34 -37 -39 -45 -16 -38 -35 -3 24 -32 -21 -17 9 -38 -34 -34 -17 23 -35 -29 -16 -46 -42 -42 -42 -37 -40 -41 -45 -39 -28 -41 -12 -32 -41 -40 -45 -41 -19 -30 -24 -38 -18 -41 -35 30 -22 -24 -29 -25 -20 -28 -30 -36 -9 52 -2 41 -26 28 -15 35 -34 40 19 -11 -1 12 -23 14 -35 -25 26 -31 -24 -4 -35 40 27 44