| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| NAW Naseby West | 4.70 km | 351.6° | Next, R=5.00 km, Angle=90.0° |
| TOW Towcester | 28.68 km | 175.3° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| COB Corby South | 39.78 km | 26.4° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| HBX HB Finish Ring | 20.81 km | 263.6° | Cylinder R=3.00 km |
| Total: | 89.27 km | ||