| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| Trowbridge | 7.85 km | 90.1° | Next, R=5.00 km, Angle=90.0° |
| Swindon W | 35.48 km | 44.7° | Symmetric, Rmin=6.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=6.00 km |
| Chilbolton | 53.12 km | 146.8° | Symmetric, Rmin=6.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=6.00 km |
| Lambourn | 40.90 km | 350.9° | Symmetric, Rmin=6.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=6.00 km |
| Keevil Finish East | 44.85 km | 242.3° | Line 2.00 km (Radius 1.00 km) |
| Total: | 174.35 km | ||