| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 802 m | +46 m | 4.6% | 6% |
|
| 2 | 850 m | +48 m | 4.8% | 6.8% |
|
| 3 | 901 m | +51 m | 5.1% | 8.8% |
|
| 4 | 938 m | +36 m | 3.6% | 6.8% |
|
| 5 | 969 m | +31 m | 3.1% | 4.4% |
|
| 6 | 1003 m | +34 m | 3.4% | 6% |
|
| 7 | 1065 m | +62 m | 6.2% | 7.8% |
|
| 8 | 1132 m | +67 m | 6.7% | 7% |
|
| 9 | 1196 m | +64 m | 6.4% | 7% |
|
| 10 | 1242 m | +47 m | 4.7% | 7% |
|
| 11 | 1240 m | −2 m | −0.2% | 0% |
|
| 12 | 1238 m | −1 m | −0.1% | 0.2% |
|
| 13 | 1235 m | −3 m | −0.3% | 0% |
|
| 14 | 1230 m | −5 m | −0.5% | 0% |
|
| 15 | 1185 m | −45 m | −4.5% | 0% |
|
| 16 | 1162 m | −24 m | −2.4% | 5% |
|
| 17 | 1221 m | +59 m | 5.9% | 8.8% |
|
| 18 | 1270 m | +49 m | 4.9% | 5.4% |
|
| 19 | 1324 m | +54 m | 5.4% | 6% |
|
| 20 | 1455 m | +131 m | 13.1% | 13.8% |
|
| 21 | 1581 m | +126 m | 12.6% | 14.4% |
|
| 22 | 1588 m | +7 m | 9.7% | 10% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.