| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| Keevil | 0.00 km | 0.0° | Next, R=5.00 km, Angle=90.0° |
| Malmesbury | 30.61 km | 2.5° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Wroughton | 22.01 km | 115.0° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Great Bedwyn | 20.07 km | 135.2° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Devizes | 27.02 km | 264.4° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Keevil | 9.63 km | 243.8° | Cylinder R=3.00 km |
| Total: | 109.35 km | ||