| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| HB start west | 4.92 km | 81.2° | enum.label.result_status.next, R=5.00 km, Angle=90.0°, Max.alt. is 1.68 km |
| Bottesford | 60.75 km | 20.2° | enum.label.result_status.symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Grafham Water | 80.64 km | 154.2° | enum.label.result_status.symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Northampton West | 50.27 km | 262.7° | enum.label.result_status.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° | enum.label.result_status.symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| HBX-HB Finish Ring | 10.26 km | 269.9° | Cylinder R=3.00 km |
| Total: | 226.66 km | ||