% 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)
     109
      68
      31
      92
      79
     124
     803
     829
    1029
    1197
     970
    1280
     958
     914
     809
     694
     455
     472
     473
     530
     356
     390
     326
     334
     280
     256
     242
     243
     212
     191
     214
     160
     171
     132
     159
     169
     121
     118
     108
      88
     106
      77
      97
      93
      40
      64
      65
      40
      37
      60
      60
     -23
     -27
     -30
     -25
      35
     -43
     -19
      16
     -37
      26
       8
     -44
      -6