|- - peak - -|   | - - - fit - - - - - - |                ROI
  Energy  counts   Energy    FWHM,error(eV)      E/dE    counts      acf     acf_err
 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 0.653610    15   0.653539   0.739   0.109       884.0     175    0.045355  0.007665  
 0.726195    10   0.726266   0.720   0.161      1008.2     119    0.043429  0.008927  
 0.738205    10   0.738013   0.900   0.205       819.6      90    0.051358  0.012142  
 0.825889    23   0.825825   1.025   0.088       805.8     315    0.041633  0.005185  
 0.872367    13   0.872614   1.270   0.201       687.3     172    0.041036  0.007002  
 0.916928    15   0.916919   1.396   0.170       657.0     270    0.035007  0.004706  
 0.921406    10   0.921866   1.243   0.494       741.8     181    0.026892  0.004446  
 0.965819    20   0.965483   3.686   2.104       261.9     326    0.026177  0.003197  
 1.00889     24   1.00890    1.842   0.182       547.8     369    0.036200  0.004131  
 1.02230     35   1.02185    1.596   0.099       640.1     506    0.040026  0.003954  
 1.05177     13   1.05303  * 4.209   1.388       250.2     229    0.032093  0.004628  
 1.10111     10   1.10089    2.637   1.272       417.4      85    0.043599  0.011845  
 1.30813     12   1.30795    2.245   0.409       582.6     173    0.039059  0.006584  
 1.33165     10   1.33166    3.238   0.803       411.3     138    0.037282  0.007017  
 1.35236     10   1.35197    1.966   0.442       687.5     163    0.033084  0.005716  
 1.47159     23   1.47211    3.507   0.305       419.8     337    0.038576  0.004632  
 1.83818     15   1.83883    3.390   0.477       542.3     181    0.043436  0.007350  
 1.86492     19   1.86409    4.827   0.531       386.2     297    0.034747  0.004524  
 2.00678     13   2.00548    6.119   1.013       327.7     165    0.041837  0.007241