| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| Turville Windmill | 5.72 km | 101.6° | Next, R=5.00 km, Angle=90.0° |
| Naseby East | 87.15 km | 358.8° | Symmetric, Rmin=0.50 km, Rmax=10.00 km, Angle=360.0°, Cylinder R=0.50 km |
| Grafham Water | 44.64 km | 105.6° | Symmetric, Rmin=0.50 km, Rmax=10.00 km, Angle=360.0°, Cylinder R=0.50 km |
| Northampton West | 50.27 km | 262.7° | Symmetric, Rmin=0.50 km, Rmax=10.00 km, Angle=360.0°, Cylinder R=0.50 km |
| Huntercombe | 71.61 km | 180.1° | Cylinder R=0.50 km |
| Rockwell End | 11.37 km | 89.9° | Cylinder R=0.50 km |
| Booker Finish SW | 3.77 km | 54.4° | Line 2.00 km (Radius 1.00 km) |
| Total: | 268.81 km | ||