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Gantry, collimator, and table rotations used in Winston‐Lutz test for imaging and therapy isocenter verification.
| Gantry Angle (°) | Collimator Angle (°) | Table Angle (°) |
|---|---|---|
| 0 | 90 | 0 |
| 0 | 270 | 0 |
| 90 | 90 | 0 |
| 90 | 270 | 0 |
| 180 | 270 | 0 |
| 270 | 270 | 0 |
| 0 | 270 | 30 |
| 0 | 270 | 90 |
| 0 | 270 | 60 |
| 0 | 270 | 270 |
| 0 | 270 | 300 |
| 0 | 270 | 330 |
