| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| GRL-Gransden Lodge | 0.00 km | 0.0° | Next, R=5.00 km, Angle=90.0° |
| HB3-HB start east | 63.30 km | 295.4° | Symmetric, Rmin=5.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=5.00 km |
| ACB-Alconbury | 47.70 km | 96.3° | Symmetric, Rmin=5.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=5.00 km |
| KES-Kettering South | 31.25 km | 268.9° | Symmetric, Rmin=5.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=5.00 km |
| CAX-Caxton Gibbet | 44.61 km | 110.7° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| GRL-Gransden Lodge | 4.74 km | 186.3° | Cylinder R=3.00 km |
| Total: | 191.60 km | ||
Frequencies:
Sywell 122.700
Sackville 135.480
Lyveden 129.980