% 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)
     144
      53
      53
      71
     125
     396
     447
     303
     317
     498
     687
     447
     505
     399
     387
     259
     234
     222
     263
     174
     223
     201
     167
     177
     171
     176
     179
     158
     152
     146
     147
     118
     172
     126
     107
     114
     110
      99
      95
      94
      72
      91
      57
      56
      75
      57
      22
      37
      37
      36
      50
     -12
      33
     -20
       2
     -12
     -22
      41
     -32
     -20
      25
     -42
     -33
     -45