| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 122 m | +113 m | 11.3% | 21.2% |
|
| 2 | 190 m | +68 m | 6.8% | 10.2% |
|
| 3 | 264 m | +74 m | 7.4% | 9.8% |
|
| 4 | 353 m | +89 m | 8.9% | 11.8% |
|
| 5 | 466 m | +112 m | 11.2% | 14.2% |
|
| 6 | 591 m | +126 m | 12.6% | 14.2% |
|
| 7 | 672 m | +80 m | 8.0% | 10.8% |
|
| 8 | 719 m | +47 m | 4.7% | 7% |
|
| 9 | 764 m | +45 m | 4.5% | 7.2% |
|
| 10 | 832 m | +68 m | 6.8% | 8.4% |
|
| 11 | 880 m | +48 m | 4.8% | 6.8% |
|
| 12 | 904 m | +25 m | 2.5% | 3.6% |
|
| 13 | 907 m | +2 m | 0.2% | 5.5% |
|
| 14 | 973 m | +66 m | 6.6% | 7.6% |
|
| 15 | 1028 m | +55 m | 5.5% | 6% |
|
| 16 | 1105 m | +78 m | 7.8% | 8.6% |
|
| 17 | 1172 m | +67 m | 6.7% | 7.2% |
|
| 18 | 1235 m | +63 m | 6.3% | 7.6% |
|
| 19 | 1237 m | +2 m | 4.8% | 10% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.