% 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)
     117
      89
      57
      39
     537
    1033
     853
     924
     741
     613
     577
     384
     478
     374
     338
     308
     300
     334
     247
     258
     206
     198
     197
     147
     146
     110
     137
     146
     130
     110
     136
     127
     132
     101
      96
      96
     116
      86
      94
      74
      53
      78
      46
      78
      66
      57
     -12
      21
      49
     -28
      39
      36
      18
     -11
     -37
      20
     -43
      23
     -24
      24
      -6
      15
     -39
     -15