| Distance (km) | N area | W area | M area | S area | E area |
| N area | - | 1.5 | 1.2 | 2 | 2 |
| W area | - | - | 0.6 | 0.5 | 0.9 |
| M area | - | - | - | 0.9 | 0.8 |
| S area | - | - | - | - | 0.7 |
| E area | - | - | - | - | - |