# type  t   guess  shift  shift_err
   0       0.0    0.00000000    0.00000000    0.00000000
   1   -5007.0   -0.00081278   -3.43055557    2.53083806
   1   -3644.0   -0.00081278   -2.49660602    1.84160858
   1   -2237.0   -0.00081278   -1.53274928    1.13035525
   1   -1356.0   -0.00081278   -0.92935092    0.68511715
   1    -627.5   -0.00081278   -0.43047293    0.31701706