% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 64 Frequency Bands are 0.01562500 Hz wide(first frequency band is centered at 0.00830078) 94 93 65 60 550 865 638 666 707 711 628 458 500 518 557 421 507 443 446 374 337 352 277 317 230 274 263 236 200 219 195 170 174 137 174 129 100 110 113 106 101 82 57 43 40 76 69 54 42 59 36 19 26 -7 -40 17 33 -32 23 -36 -38 -38 -42 1