| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| Turville Windmill | 5.72 km | 101.6° | Next, R=5.00 km, Angle=90.0° |
| Towcester | 58.67 km | 352.8° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Huntercombe | 61.57 km | 181.3° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Rockwell End | 11.37 km | 89.9° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Booker Finish 1 | 3.77 km | 54.4° | Line 6.00 km (Radius 3.00 km) |
| Total: | 135.37 km | ||