|- - peak - -|   | - - - fit - - - - - - |                ROI
  Energy  counts   Energy    FWHM,error(eV)      E/dE    counts      acf     acf_err
 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 0.725406    14   0.725482   0.734   0.092       988.2     217    0.037992  0.005752  
 0.727411    19   0.727351   0.703   0.078      1034.9     221    0.042649  0.006504  
 0.739188    21   0.739313   0.749   0.095       986.4     203    0.046810  0.007607  
 0.771588    10   0.771664   0.910   0.268       848.4     112    0.043846  0.009443  
 0.774757    10   0.774941   0.684   0.140      1132.7     105    0.050159  0.011078  
 0.812731    13   0.812695   0.916   0.141       887.5     197    0.036718  0.005854  
 0.825889    29   0.826191   1.096   0.071       753.5     506    0.036276  0.003505  
 0.872822    16   0.873227   1.542   0.182       566.2     260    0.037515  0.005050  
 0.918019    11   0.917581   1.366   0.271       671.7     197    0.032802  0.005148  
 0.921913    11   0.922344   2.789   1.407       330.7     185    0.028137  0.004609  
 1.01195     13   1.01152    1.350   0.291       749.1     179    0.035049  0.005838  
 1.02251     24   1.02256    1.925   0.196       531.2     391    0.033863  0.003763  
 1.33074     11   1.33232  * 2.715   0.409       490.8     188    0.036102  0.005769  
 1.35271     21   1.35330    2.475   0.247       546.7     323    0.035091  0.004367  
 1.47417     14   1.47390    4.426   0.795       333.0     197    0.036976  0.005879  
 1.84185     11   1.84189    5.735   1.031       321.2     159    0.040228  0.007004  
 1.86765     17   1.86708    5.565   0.658       335.5     254    0.035836  0.004981