Col du Chêne from Cogny
Col du Chêne from Cogny: 5.4 km at 6.9% average and 374 m of climbing, up to 704 m.
- Distance
- 5.4 km
- Elevation gain
- 374 m
- Average gradient
- 6.9 %
- Start altitude
- 337 m
- Road
- Minor road
- Surface
- Paved throughout
- Steepest 500 m
- 10.8 %
- Hardest 2 km
- 7.6 %
- Hardest kilometre
- km 2 · 8.4%
- Above 8%
- 1.6 km (30% of the climb)
- Difficulty index
- 2.6 Moderate
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 | 38 min | 8.4 km/h |
| 3.0 W/kg — 210 W | 26 min | 12.3 km/h |
| 4.0 W/kg — 280 W | 20 min | 15.9 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 | 6.5 % | 401 m |
| 2 | 8.4 % | 485 m |
| 3 | 6.6 % | 551 m |
| 4 | 7.0 % | 621 m |
| 5 | 6.6 % | 688 m |
| 6 (partial) | 5.7 % | 710 m |
Download the GPX track All climbs of this col
The other climbs of this col
- From Ternand 8.7 km · 5.2 %
- From Chamelet 8.0 km · 5.4 %
Frequently asked questions
How long is the climb to Col du Chêne?
The hardest climb of Col du Chêne, from Cogny, is 5.4 km long for 374 m of ascent, i.e. 6.9% average.
What is the steepest part of Col du Chêne?
The steepest 500 m sits at 10.8%, and the hardest kilometre is the 2th, at 8.4%.
How long does it take to climb Col du Chêne from Cogny?
Col du Chêne from Cogny takes about 26 min at 3.0 W/kg, i.e. 12.3 km/h on average. The page gives three levels and their assumptions.
Col du Chêne: add this col to your collection
Sleipnir recognises the cols you cross from the GPS trace of your rides: the col ticks itself off the day you ride over it.
Create an accountFree during the beta, no card required — places are limited.
A Polar watch syncs on its own; with any other watch, import your GPX or TCX files.