16  iter    data misfit       model norm              beta
       0       2.29963E+05       0.00000E+00       0.00000E+00
       1       1.14982E+05       2.23402E-01       2.20496E+05
       2       5.74953E+04       8.13417E-01       6.11687E+04
       3       2.84776E+04       1.74401E+00       2.00018E+04
       4       1.41388E+04       3.13263E+00       6.03799E+03
       5       7.12029E+03       5.18734E+00       1.96825E+03
       6       3.58474E+03       7.76393E+00       8.85768E+02
       7       1.79237E+03       1.04147E+01       4.64988E+02
       8       8.95980E+02       1.28008E+01       2.67012E+02
       9       4.47897E+02       1.50386E+01       1.43332E+02
      10       2.17974E+02       1.75231E+01       5.10735E+01
      11       1.40006E+02       2.01006E+01       5.80380E+00
      12       7.59815E+01       2.32752E+01       2.90190E+00
      13       6.63626E+01       2.39048E+01       2.12370E+00
      14       6.38895E+01       2.30277E+01       1.13071E+01
      15       6.49491E+01       2.25675E+01       1.09443E+01
      16       6.49555E+01       2.25114E+01       1.27723E+01
 6.50000E+01 target misfit
          65 number of data