cam ccd enclosed_prob
2 1 0.18
2 4 0.0188
3 2 0.0038
2 2 0.000115
2 3 1.77e-05
1 1 9.5e-06
3 1 5.77e-06
3 3 1.07e-07
4 4 0
4 3 0
4 2 0
4 1 0
3 4 0
1 4 0
1 3 0
1 2 0
total enclosed prob: 0.203