| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 52 m | +23 m | 2.3% | 2.6% |
|
| 2 | 79 m | +27 m | 2.7% | 3.2% |
|
| 3 | 111 m | +32 m | 3.2% | 4% |
|
| 4 | 140 m | +29 m | 2.9% | 3.4% |
|
| 5 | 176 m | +36 m | 3.6% | 4.6% |
|
| 6 | 242 m | +66 m | 6.6% | 8.6% |
|
| 7 | 341 m | +100 m | 10.0% | 12.2% |
|
| 8 | 443 m | +101 m | 10.1% | 12.8% |
|
| 9 | 510 m | +68 m | 6.8% | 10.2% |
|
| 10 | 603 m | +93 m | 9.3% | 10.2% |
|
| 11 | 697 m | +95 m | 9.5% | 10.5% |
|
| 12 | 803 m | +106 m | 10.6% | 12.2% |
|
| 13 | 866 m | +63 m | 6.3% | 9.6% |
|
| 14 | 820 m | −47 m | −4.7% | 6.3% |
|
| 15 | 883 m | +64 m | 6.4% | 9% |
|
| 16 | 961 m | +78 m | 7.8% | 9.4% |
|
| 17 | 1017 m | +56 m | 5.6% | 8.2% |
|
| 18 | 1074 m | +57 m | 5.7% | 7.2% |
|
| 19 | 1182 m | +108 m | 10.8% | 21.4% |
|
| 20 | 1256 m | +74 m | 7.4% | 9.4% |
|
| 21 | 1292 m | +36 m | 3.6% | 7.6% |
|
| 22 | 1255 m | −37 m | −3.7% | 3.2% |
|
| 23 | 1237 m | −18 m | −4.7% | 0% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.