| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| Leighton Buzzard NE | 9.03 km | 140.1° | Next, R=5.00 km, Angle=90.0° |
| Abingdon Bridge | 53.34 km | 236.7° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Lyneham a/f | 52.77 km | 250.4° | Symmetric, Rmin=0.50 km, Rmax=10.00 km, Angle=180.0°, Cylinder R=0.50 km |
| Ilsley | 48.96 km | 87.5° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Buckingham | 56.62 km | 21.5° | Symmetric, Rmin=0.50 km, Rmax=10.00 km, Angle=180.0°, Cylinder R=0.50 km |
| Dunstable Airfield | 33.23 km | 114.9° | Line 5.00 km, Angle=125.0° |
| Total: | 244.91 km | ||