| Target |
Irradiation period |
Number of protons on target |
Time between end of irradiation and start of analysis |
| W1 |
About a year |
2 × 1018 |
3 to 4 months |
| W2 |
About 4 months |
7 × 1017 |
A few days |
| W3 |
NA |
NA |
NA |