| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| Gransden Lodge | 0.00 km | 0.0° | Next, R=5.00 km, Angle=90.0° |
| Thrapston | 36.23 km | 309.2° | Symmetric, Rmin=10.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=10.00 km |
| Bury St Edmunds | 86.25 km | 99.8° | Symmetric, Rmin=10.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=10.00 km |
| Oakington | 47.67 km | 270.8° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Gransden Lodge | 12.11 km | 229.2° | Cylinder R=3.00 km |
| Total: | 182.26 km | ||