| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| Gransden Lodge | 0.00 km | 0.0° | Next, R=5.00 km, Angle=90.0° |
| Oundle | 41.11 km | 324.9° | Symmetric, Rmin=5.00 km, Rmax=20.00 km, Angle=180.0°, Cylinder R=5.00 km |
| Newport Pagnall | 49.16 km | 203.8° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Broadway | 76.15 km | 266.5° | Symmetric, Rmin=5.00 km, Rmax=20.00 km, Angle=180.0°, Cylinder R=5.00 km |
| Hardwick | 128.75 km | 80.1° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Gransden Lodge | 8.51 km | 243.7° | Cylinder R=3.00 km |
| Total: | 303.69 km | ||