| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 576 m | +44 m | 4.4% | 5.3% |
|
| 2 | 620 m | +44 m | 4.4% | 6.6% |
|
| 3 | 673 m | +53 m | 5.3% | 7% |
|
| 4 | 731 m | +58 m | 5.8% | 10.8% |
|
| 5 | 799 m | +69 m | 6.9% | 11% |
|
| 6 | 843 m | +44 m | 4.4% | 6.8% |
|
| 7 | 930 m | +87 m | 8.7% | 10.6% |
|
| 8 | 1016 m | +86 m | 8.6% | 9.8% |
|
| 9 | 1080 m | +65 m | 6.5% | 12.6% |
|
| 10 | 1173 m | +92 m | 9.2% | 14.6% |
|
| 11 | 1251 m | +79 m | 7.9% | 9.4% |
|
| 12 | 1347 m | +96 m | 9.6% | 15.4% |
|
| 13 | 1417 m | +70 m | 7.0% | 11.4% |
|
| 14 | 1512 m | +95 m | 9.5% | 11.8% |
|
| 15 | 1595 m | +83 m | 8.3% | 9.6% |
|
| 16 | 1677 m | +82 m | 8.2% | 9.8% |
|
| 17 | 1708 m | +31 m | 7.7% | 8.4% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.