| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| Naseby West | 4.70 km | 351.6° | Next, R=5.00 km, Angle=90.0° |
| Skeffington | 25.86 km | 16.5° | Symmetric, Rmin=0.50 km, Rmax=10.00 km, Angle=180.0°, Cylinder R=0.50 km |
| Winslow | 74.68 km | 178.1° | Symmetric, Rmin=0.50 km, Rmax=10.00 km, Angle=180.0°, Cylinder R=0.50 km |
| Chipping Norton | 43.91 km | 270.8° | Symmetric, Rmin=0.50 km, Rmax=10.00 km, Angle=180.0°, Cylinder R=0.50 km |
| Northampton West | 46.61 km | 48.2° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| HB control point east | 24.74 km | 20.2° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| HB Finish Ring | 7.26 km | 269.8° | Cylinder R=3.00 km |
| Total: | 223.07 km | ||