| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| Gransden Lodge | 0.00 km | 0.0° | Next, R=5.00 km, Angle=90.0° |
| Edgehill | 93.96 km | 263.6° | Symmetric, Rmin=2.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=2.00 km |
| St Neots | 84.11 km | 80.0° | Symmetric, Rmin=2.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=2.00 km |
| Ollerton | 121.85 km | 335.2° | Symmetric, Rmin=2.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=2.00 km |
| Oakington | 126.71 km | 145.5° | 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: | 438.74 km | ||