| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| HB start north | 5.17 km | 183.0° | Next, R=5.00 km, Angle=90.0°, Max.alt. is 1.68 km |
| Whittington | 105.98 km | 84.6° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Stony Stratford | 110.24 km | 240.3° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Oundle | 54.65 km | 30.7° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Hus Bos East Finish Line | 39.35 km | 262.4° | Line 1.00 km (Radius 0.50 km) |
| Total: | 310.21 km | ||