| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 513 m | +20 m | 2.0% | 6.6% |
|
| 2 | 534 m | +21 m | 2.1% | 3.3% |
|
| 3 | 555 m | +21 m | 2.1% | 2.8% |
|
| 4 | 580 m | +25 m | 2.5% | 5.2% |
|
| 5 | 626 m | +46 m | 4.6% | 6.2% |
|
| 6 | 680 m | +54 m | 5.4% | 8.4% |
|
| 7 | 747 m | +68 m | 6.8% | 7.8% |
|
| 8 | 798 m | +51 m | 5.1% | 7% |
|
| 9 | 845 m | +47 m | 4.7% | 8.2% |
|
| 10 | 891 m | +46 m | 4.6% | 7.6% |
|
| 11 | 943 m | +52 m | 5.2% | 7% |
|
| 12 | 996 m | +53 m | 5.3% | 7% |
|
| 13 | 1029 m | +34 m | 3.4% | 32.8% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.