| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| LBZ Leighton Buzzard NE | 9.03 km | 140.1° | Next, R=5.00 km, Angle=90.0°, Max.alt. is 1.31 km |
| BIDford | 86.30 km | 285.9° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| STW Stow-on-the-wold | 24.97 km | 160.2° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| EDGehill | 24.44 km | 44.8° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| NOS Northampton South | 41.16 km | 73.9° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| DUNstable Airfield | 42.18 km | 145.8° | Line 3.00 km, Angle=125.0° |
| Total: | 219.04 km | ||