| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| GRL-Gransden Lodge | 0.00 km | 0.0° | Next, R=5.00 km, Angle=90.0° |
| SAC-Sackville | 26.97 km | 289.0° | Symmetric, Rmin=5.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=5.00 km |
| CHT-Chatteris | 41.35 km | 59.5° | Symmetric, Rmin=5.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=5.00 km |
| THP-Thrapston | 38.89 km | 260.2° | Symmetric, Rmin=5.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=5.00 km |
| SNS-St Neots S | 27.41 km | 147.0° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| GRL-Gransden Lodge | 13.28 km | 89.1° | Cylinder R=3.00 km |
| Total: | 147.89 km | ||