Beam no. | Gantry, ˚ | Collimator, ˚ | Couch, ˚ |
1 | 180 | 180 | 180 |
2 | 90 | 180 | 180 |
3 | 0 | 180 | 180 |
4 | 270 | 180 | 180 |
5 | 180 | 135 | 135 |
6 | 180 | 90 | 90 |
7 | 180 | 225 | 225 |
8 | 180 | 270 | 270 |