| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| Candover Church | 7.31 km | 75.2° | Next, R=5.00 km, Angle=90.0° |
| Welford | 37.25 km | 328.7° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Northampton South | 88.64 km | 23.5° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Winslow | 26.40 km | 178.6° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Abingdon Bridge | 41.22 km | 221.2° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Popham | 52.35 km | 173.2° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| ARP-Airfield Reference Point | 8.19 km | 98.2° | Cylinder R=3.00 km |
| Total: | 254.06 km | ||