Col d'Ayerne from Aigle (Schweiz/Suisse/Svizzera/Svizra)
Col d'Ayerne from Aigle (Schweiz/Suisse/Svizzera/Svizra): 18.1 km at 6.9% average and 1,256 m of climbing, up to 1,460 m.
Hors département
- Distance
- 18.1 km
- Elevation gain
- 1,256 m
- Elevation loss
- 169 m
- Average gradient
- 6.9 %
- Start altitude
- 393 m
- Road
- Minor road
- Surface
- Paved throughout
- Steepest 500 m
- 21.5 %
- Hardest 2 km
- 14.0 %
- Hardest kilometre
- km 7 · 15.2%
- Above 8%
- 8.4 km (46% of the climb)
- Difficulty index
- 7.0 Sustained
FIETS index: Δaltitude² / (10 × distance) + max(0, summit altitude − 1,000) / 1,000, lengths in metres. How this index works (article in French)
How long does it take?
| Level | Estimated time | Average speed |
|---|---|---|
| 2.0 W/kg — 140 W | 2h09 | 8.4 km/h |
| 3.0 W/kg — 210 W | 1h28 | 12.3 km/h |
| 4.0 W/kg — 280 W | 1h08 | 16.0 km/h |
Estimated for a 70 kg rider on a 9 kg bike, in still air, at a steady effort and without stopping. Wind, a stop at the fountain or a wheel to sit on move these figures by several minutes.
The route
Climb profile
- 10% and above
- 8 to 10%
- 6 to 8%
- 4 to 6%
- under 4%
Kilometre by kilometre
| Km | Gradient | Altitude at the top of the km |
|---|---|---|
| 1 | 9.3 % | 486 m |
| 2 | 12.7 % | 612 m |
| 3 | 9.4 % | 706 m |
| 4 | 5.8 % | 764 m |
| 5 | 6.9 % | 833 m |
| 6 | 6.8 % | 901 m |
| 7 | 15.2 % | 1,053 m |
| 8 | 12.5 % | 1,178 m |
| 9 | 7.1 % | 1,249 m |
| 10 | 12.5 % | 1,375 m |
| 11 | 10.6 % | 1,481 m |
| 12 | 4.1 % | 1,522 m |
| 13 | 2.4 % | 1,546 m |
| 14 | -3.8 % | 1,508 m |
| 15 | -2.2 % | 1,486 m |
| 16 | -0.6 % | 1,479 m |
| 17 | -1.1 % | 1,469 m |
| 18 | 0.6 % | 1,475 m |
| 19 (partial) | 5.5 % | 1,480 m |
Download the GPX track All climbs of this col
The other climbs of this col
- From Grand Chalet (Schweiz/Suisse/Svizzera/Svizra) 2.7 km · 5.9 %
Frequently asked questions
How long is the climb to Col d'Ayerne?
The hardest climb of Col d'Ayerne, from Aigle (Schweiz/Suisse/Svizzera/Svizra), is 18.1 km long for 1,256 m of ascent, i.e. 6.9% average.
How long does it take to climb Col d'Ayerne from Aigle (Schweiz/Suisse/Svizzera/Svizra)?
Col d'Ayerne from Aigle (Schweiz/Suisse/Svizzera/Svizra) takes about 1h28 at 3.0 W/kg, i.e. 12.3 km/h on average. The page gives three levels and their assumptions.
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