| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| HB1-HB start west | 4.90 km | 81.2° | Line 10.00 km (Radius 5.00 km) |
| CAX-Caxton Gibbet | 72.18 km | 107.8° | Cylinder R=0.50 km |
| UPW-Upwood Hangar | 22.86 km | 352.5° | Cylinder R=0.50 km |
| NOS-Northampton South | 57.76 km | 242.0° | Cylinder R=0.50 km |
| HB5-HB control point east | 28.11 km | 0.7° | Cylinder R=0.50 km |
| HBX-HB Finish Ring | 7.23 km | 269.8° | Cylinder R=3.00 km |
| Total: | 188.14 km | ||