| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| HB Start north | 5.39 km | 189.0° | Next, R=5.00 km, Angle=90.0° |
| Northampton West | 28.52 km | 178.3° | Symmetric, Rmin=0.50 km, Rmax=10.00 km, Angle=180.0°, Cylinder R=0.50 km |
| Banbury W | 31.20 km | 236.2° | Symmetric, Rmin=0.50 km, Rmax=10.00 km, Angle=180.0°, Cylinder R=0.50 km |
| Olney | 48.25 km | 79.6° | Symmetric, Rmin=0.50 km, Rmax=10.00 km, Angle=180.0°, Cylinder R=0.50 km |
| HB control point east | 34.63 km | 338.2° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| HB Finish Ring | 10.26 km | 269.9° | Line 1.00 km (Radius 0.50 km) |
| Total: | 152.87 km | ||