| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| LBZ Leighton Buzzard NE | 9.03 km | 140.1° | Next, R=5.00 km, Angle=90.0° |
| TOWcester | 33.75 km | 312.8° | Symmetric, Rmin=5.60 km, Rmax=10.00 km, Angle=180.0°, Cylinder R=5.60 km |
| SACkville | 37.66 km | 68.2° | Symmetric, Rmin=5.60 km, Rmax=10.00 km, Angle=180.0°, Cylinder R=5.60 km |
| NOS Northampton South | 29.38 km | 252.8° | Symmetric, Rmin=5.60 km, Rmax=10.00 km, Angle=180.0°, Cylinder R=5.60 km |
| DUNstable Airfield | 42.18 km | 145.8° | Cylinder R=3.00 km |
| Total: | 142.97 km | ||