| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| Leighton Buzzard NE | 9.03 km | 140.1° | Next, R=5.00 km, Angle=90.0°, Max.alt. is 1.31 km |
| Wisbech | 97.96 km | 33.3° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Ely | 30.77 km | 166.6° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Newport Pagnall | 77.51 km | 243.5° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Dunstable Airfield | 27.17 km | 150.0° | Line 3.00 km, Angle=125.0° |
| Total: | 233.41 km | ||