| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 871 m | +26 m | 2.6% | 3.8% |
|
| 2 | 908 m | +38 m | 3.8% | 6.4% |
|
| 3 | 952 m | +44 m | 4.4% | 16.4% |
|
| 4 | 1033 m | +81 m | 8.1% | 15.2% |
|
| 5 | 1100 m | +67 m | 6.7% | 11.4% |
|
| 6 | 1186 m | +86 m | 8.6% | 16.6% |
|
| 7 | 1276 m | +90 m | 9.0% | 14% |
|
| 8 | 1353 m | +77 m | 7.7% | 24.2% |
|
| 9 | 1439 m | +86 m | 8.6% | 12% |
|
| 10 | 1525 m | +86 m | 8.6% | 30% |
|
| 11 | 1589 m | +64 m | 6.4% | 12.8% |
|
| 12 | 1654 m | +65 m | 6.5% | 16.8% |
|
| 13 | 1672 m | +18 m | 4.7% | 7.4% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.