| 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 |
| HB2 HB start north | 67.07 km | 336.5° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| SILverstone | 46.01 km | 178.3° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| DUNstable Airfield | 38.57 km | 125.3° | Line 1.70 km, Angle=125.0° |
| Total: | 151.65 km | ||