| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| HB Start north | 5.39 km | 189.0° | Next, R=5.00 km, Angle=90.0° |
| Northampton South | 34.64 km | 164.7° | Symmetric, Rmin=0.50 km, Rmax=10.00 km, Angle=180.0°, Cylinder R=0.50 km |
| Temple Guiting | 69.96 km | 249.0° | Symmetric, Rmin=0.50 km, Rmax=10.00 km, Angle=180.0°, Cylinder R=0.50 km |
| St Neots | 112.15 km | 74.9° | Symmetric, Rmin=0.50 km, Rmax=10.00 km, Angle=180.0°, Cylinder R=0.50 km |
| HB control point east | 49.85 km | 301.0° | 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: | 276.87 km | ||