| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 1567 m | +27 m | 2.7% | 4.2% |
|
| 2 | 1607 m | +39 m | 3.9% | 6.2% |
|
| 3 | 1666 m | +59 m | 5.9% | 9% |
|
| 4 | 1711 m | +46 m | 4.6% | 7.2% |
|
| 5 | 1769 m | +58 m | 5.8% | 7.6% |
|
| 6 | 1841 m | +71 m | 7.1% | 10.4% |
|
| 7 | 1903 m | +62 m | 6.2% | 8.4% |
|
| 8 | 1968 m | +65 m | 6.5% | 8.4% |
|
| 9 | 2041 m | +73 m | 7.3% | 10.4% |
|
| 10 | 2096 m | +55 m | 5.5% | 8% |
|
| 11 | 2157 m | +61 m | 6.1% | 10% |
|
| 12 | 2257 m | +100 m | 10.0% | 13.2% |
|
| 13 | 2362 m | +106 m | 10.5% | 12.6% |
|
| 14 | 2475 m | +112 m | 11.2% | 14.2% |
|
| 15 | 2556 m | +81 m | 8.1% | 12.6% |
|
| 16 | 2659 m | +103 m | 10.3% | 13.6% |
|
| 17 | 2738 m | +79 m | 7.9% | 13% |
|
| 18 | 2802 m | +65 m | 6.5% | 10.6% |
|
| 19 | 2810 m | +8 m | 0.8% | 5.4% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.