| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| Nympsfield | 0.84 km | 249.1° | Next, R=3.00 km, Angle=90.0° |
| Marlborough E | 53.14 km | 127.3° | Symmetric, Rmin=0.50 km, Rmax=3.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Calne W | 23.96 km | 274.4° | Symmetric, Rmin=0.50 km, Rmax=3.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Dursley NW | 37.63 km | 318.3° | Symmetric, Rmin=0.50 km, Rmax=3.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Nympsfield Finish West | 6.42 km | 69.0° | Previous, R=3.00 km, Angle=90.0° |
| Total: | 121.14 km | ||