0.0000000 0.5050000 a
0.5050000 1.3125312 s
1.3125312 2.1825000 s
2.1825000 3.0225000 s
3.0225000 3.9025000 s
3.9025000 4.7475000 s
4.7475000 5.5850234 s
5.5850234 6.4070469 s
6.4070469 7.2500000 s
7.2500000 8.0375000 s
8.0375000 8.9150000 s
