"vel[1] v time
0.0000000000000	0.0000000000000
0.3515742187500	0.0186283835882
0.7031484375000	0.0198191441051
1.0547226562500	0.0193046766474
1.4062968750000	0.0182955407562
1.7578710937500	0.0179538628266
2.1094453125000	0.0214316903470
2.4610195312500	0.0248284801849