| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| Gransden Lodge | 0.00 km | 0.0° | Next, R=5.00 km, Angle=90.0° |
| Olney | 40.56 km | 264.5° | Symmetric, Rmin=10.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=10.00 km |
| Colsterworth | 72.76 km | 4.8° | Symmetric, Rmin=10.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=10.00 km |
| Thetford | 102.66 km | 114.4° | Symmetric, Rmin=10.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=10.00 km |
| Gransden Lodge | 64.69 km | 247.5° | Cylinder R=3.00 km |
| Total: | 280.66 km | ||