| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| HB start east | 5.74 km | 284.0° | Next, R=5.00 km, Angle=90.0°, Max.alt. is 1.43 km |
| Newbury N | 115.25 km | 193.0° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Northampton South | 90.45 km | 18.9° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Winchcombe | 76.69 km | 251.8° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| HB control point east | 89.83 km | 53.7° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| HB East | 9.76 km | 270.9° | Line 1.00 km (Radius 0.50 km) |
| Total: | 381.98 km | ||