| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| Gransden Lodge | 0.00 km | 0.0° | Next, R=5.00 km, Angle=90.0° |
| Spalding | 66.86 km | 357.2° | Symmetric, Rmin=3.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=3.00 km |
| Littleport | 48.38 km | 137.5° | Symmetric, Rmin=3.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=3.00 km |
| Crowland A/f | 41.58 km | 311.9° | Symmetric, Rmin=3.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=3.00 km |
| Hardwick | 55.69 km | 170.4° | Cylinder R=0.50 km |
| Gransden Lodge | 8.51 km | 243.7° | Cylinder R=3.00 km |
| Total: | 221.02 km | ||