| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| Basingstoke West | 13.47 km | 124.5° | Next, R=5.00 km, Angle=90.0° |
| Shrivenham N | 50.67 km | 322.4° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Brinkworth | 24.86 km | 254.9° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| ARP-Airfield Reference Point | 74.95 km | 121.5° | Cylinder R=3.00 km |
| Total: | 150.48 km | ||