| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 467 m | +16 m | 1.6% | 2.6% |
|
| 2 | 490 m | +23 m | 2.3% | 3% |
|
| 3 | 521 m | +31 m | 3.1% | 3.8% |
|
| 4 | 559 m | +39 m | 3.9% | 4.4% |
|
| 5 | 615 m | +56 m | 5.6% | 6.4% |
|
| 6 | 660 m | +46 m | 4.6% | 6.4% |
|
| 7 | 667 m | +7 m | 0.7% | 4.6% |
|
| 8 | 743 m | +76 m | 7.6% | 15% |
|
| 9 | 803 m | +60 m | 6.0% | 8% |
|
| 10 | 861 m | +58 m | 5.8% | 6.6% |
|
| 11 | 922 m | +61 m | 6.1% | 7.2% |
|
| 12 | 1002 m | +80 m | 8.0% | 8.8% |
|
| 13 | 1079 m | +77 m | 7.7% | 8.4% |
|
| 14 | 1150 m | +71 m | 7.1% | 8% |
|
| 15 | 1216 m | +65 m | 6.5% | 7.6% |
|
| 16 | 1289 m | +73 m | 7.3% | 7.8% |
|
| 17 | 1367 m | +78 m | 7.8% | 9% |
|
| 18 | 1449 m | +82 m | 8.2% | 8.8% |
|
| 19 | 1526 m | +77 m | 7.7% | 8.2% |
|
| 20 | 1583 m | +58 m | 7.7% | 8% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.