| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 1158 m | +30 m | 3.0% | 4% |
|
| 2 | 1195 m | +37 m | 3.7% | 5.6% |
|
| 3 | 1241 m | +46 m | 4.6% | 5.8% |
|
| 4 | 1272 m | +31 m | 3.1% | 4.2% |
|
| 5 | 1320 m | +48 m | 4.8% | 9% |
|
| 6 | 1381 m | +62 m | 6.2% | 10% |
|
| 7 | 1460 m | +79 m | 7.9% | 9.8% |
|
| 8 | 1519 m | +59 m | 5.9% | 8.8% |
|
| 9 | 1537 m | +18 m | 1.8% | 3.6% |
|
| 10 | 1550 m | +13 m | 1.3% | 3% |
|
| 11 | 1568 m | +18 m | 1.8% | 4% |
|
| 12 | 1603 m | +35 m | 3.5% | 4.4% |
|
| 13 | 1596 m | −7 m | −0.7% | 1.4% |
|
| 14 | 1597 m | 0 m | 0.0% | 2% |
|
| 15 | 1561 m | −36 m | −3.6% | 0.2% |
|
| 16 | 1553 m | −8 m | −0.8% | 4.2% |
|
| 17 | 1571 m | +18 m | 1.8% | 4.8% |
|
| 18 | 1598 m | +27 m | 2.8% | 4.2% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.