| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| Lasham West | 5.18 km | 87.9° | Next, R=5.00 km, Angle=90.0°, Max.alt. is 1.53 km |
| Malmesbury | 81.98 km | 303.8° | R=40.00 km, Radial1=312.5°, Radial2=267.5° |
| Wantage | 46.17 km | 88.8° | R=70.00 km, Radial1=63.0°, Radial2=33.0° |
| Calne W | 44.84 km | 247.2° | Cylinder R=15.00 km |
| Lasham Control West | 65.73 km | 116.3° | Cylinder R=0.50 km |
| Airfield Reference Point | 10.08 km | 82.5° | Cylinder R=3.00 km |
| Total: | 222.24 km / 491.95 km (248.81 km) | ||