Bucker test. Discrete. 
N J I T
100 0
4
0 0 0 0 0 0 0
0 1500 -1498 0 0 1 0
120 1498 -1500 0 0 1 0
240 1505 0 0 0 2.1 0
30
90 90 1 1
1400 1E8
4096 3800 4096
0 20 20 5
60 90 12 10