Position | Direction | Proton energy | Mean | 2SD | Maximum range |
(mm) | (mm) | (mm) | |||
Upstream | X-axis | 140 MeV | 2.23 | 0.19 | 0.29 |
160 MeV | 2.09 | 0.23 | 0.35 | ||
180 MeV | 2.30 | 0.09 | 0.15 | ||
200 MeV | 1.82 | 0.15 | 0.22 | ||
225 MeV | 1.92 | 0.25 | 0.37 | ||
Y-axis | 140 MeV | 5.04 | 0.33 | 0.54 | |
160 MeV | 5.33 | 0.46 | 0.71 | ||
180 MeV | 5.14 | 0.45 | 0.70 | ||
200 MeV | 4.75 | 0.33 | 0.56 | ||
225 MeV | 4.25 | 0.25 | 0.45 | ||
Downstream | X-axis | 140 MeV | 2.58 | 0.20 | 0.30 |
160 MeV | 2.46 | 0.34 | 0.55 | ||
180 MeV | 2.67 | 0.10 | 0.18 | ||
200 MeV | 2.16 | 0.17 | 0.25 | ||
225 MeV | 2.25 | 0.22 | 0.33 | ||
Y-axis | 140 MeV | 4.91 | 0.37 | 0.54 | |
160 MeV | 5.31 | 0.71 | 1.26 | ||
180 MeV | 4.98 | 0.41 | 0.66 | ||
200 MeV | 4.63 | 0.33 | 0.49 | ||
225 MeV | 4.06 | 0.27 | 0.46 |