| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 945 m | +33 m | 3.3% | 5% |
|
| 2 | 1007 m | +62 m | 6.2% | 8.2% |
|
| 3 | 1074 m | +67 m | 6.7% | 9% |
|
| 4 | 1116 m | +42 m | 4.2% | 5% |
|
| 5 | 1098 m | −19 m | −1.9% | 0.7% |
|
| 6 | 1159 m | +61 m | 6.1% | 8% |
|
| 7 | 1238 m | +80 m | 8.0% | 8.2% |
|
| 8 | 1274 m | +36 m | 3.6% | 8.2% |
|
| 9 | 1254 m | −20 m | −2.0% | 0% |
|
| 10 | 1275 m | +21 m | 2.1% | 4% |
|
| 11 | 1295 m | +20 m | 2.0% | 5% |
|
| 12 | 1276 m | −19 m | −1.9% | 1.4% |
|
| 13 | 1289 m | +13 m | 1.3% | 5.6% |
|
| 14 | 1309 m | +21 m | 2.1% | 7% |
|
| 15 | 1380 m | +70 m | 7.0% | 8% |
|
| 16 | 1459 m | +79 m | 7.9% | 8% |
|
| 17 | 1531 m | +72 m | 7.2% | 8.2% |
|
| 18 | 1597 m | +66 m | 6.6% | 7.6% |
|
| 19 | 1597 m | 0 m | −1.3% | 0% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.