| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| Sudbury | 11.59 km | 150.8° | Line 10.00 km (Radius 5.00 km) |
| Garboldisham | 42.95 km | 21.0° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Alconbury | 81.88 km | 269.2° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Stradishall | 60.87 km | 114.6° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Wormingford | 28.46 km | 142.8° | Line 1.00 km (Radius 0.50 km) |
| Total: | 214.15 km | ||