shift peaks int 6.98 6.980000 1.000000 11.81 11.810000 1.000000 6.41 6.408688 0.500000 6.41 6.411313 0.500000 3.38 3.380000 1.000000 3.38 3.380000 1.000000 3.38 3.380000 1.000000 6.38 6.378687 0.500000 6.38 6.381312 0.500000 6.98 6.980000 1.000000 11.81 11.810000 1.000000 6.41 6.408688 0.500000 6.41 6.411313 0.500000 3.38 3.380000 1.000000 3.38 3.380000 1.000000 3.38 3.380000 1.000000 6.38 6.378687 0.500000 6.38 6.381312 0.500000