"vel[0] v time
0.0000000000000	0.0000000000000
0.3515742187500	0.0186284035369
0.7031484375000	0.0198189388156
1.0547226562500	0.0193043566489
1.4062968750000	0.0182956318759
1.7578710937500	0.0179508977048
2.1094453125000	0.0214282521171
2.4610195312500	0.0248244356800