% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 226 223 196 222 230 114 131 82 132 195 221 215 154 100 203 318 291 468 557 502 680 652 551 524 649 550 431 234 282 499 191 260 148 186 335 244 188 190 251 212 167 122 110 314 203 204 144 -47 177 224 185 124 -75 89 143 203 -65 89 75 -28 -42 33 -61 109 38 127 76 -61 -74 -73 -103 -33 -108 126 -70 151 113 99 117 95 79 -39 -67 55 29 8 -101 -80 -55 -24 -66 42 99 -80 -77 -109 -109 -41 116 70 -98 -53 -64 -87 -14 -28 47 -103 -79 -104 -82 -98 131 141 100 73 -101 -77 -78 50 62 -49 107 166 -86 -84 12 66