Col du Donon from Raon-sur-Plaine
Col du Donon from Raon-sur-Plaine: 4.5 km at 6.8% average and 305 m of climbing, up to 727 m.
- Distance
- 4.5 km
- Elevation gain
- 305 m
- Average gradient
- 6.8 %
- Start altitude
- 429 m
- Road
- Departmental road
- Surface
- Paved throughout
- Steepest 500 m
- 10.4 %
- Hardest 2 km
- 8.8 %
- Hardest kilometre
- km 2 · 8.6%
- Above 8%
- 2.0 km (45% of the climb)
- Difficulty index
- 2.0 Easy
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 | 31 min | 8.6 km/h |
| 3.0 W/kg — 210 W | 21 min | 12.5 km/h |
| 4.0 W/kg — 280 W | 17 min | 16.2 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 | 8.4 % | 513 m |
| 2 | 8.6 % | 599 m |
| 3 | 8.2 % | 682 m |
| 4 | 5.2 % | 734 m |
| 5 (partial) | -1.9 % | 725 m |
Download the GPX track All climbs of this col
The other climbs of this col
- From Schirmeck 7.5 km · 5.0 %
Frequently asked questions
How long is the climb to Col du Donon?
The hardest climb of Col du Donon, from Raon-sur-Plaine, is 4.5 km long for 305 m of ascent, i.e. 6.8% average.
What is the steepest part of Col du Donon?
The steepest 500 m sits at 10.4%, and the hardest kilometre is the 2th, at 8.6%.
How long does it take to climb Col du Donon from Raon-sur-Plaine?
Col du Donon from Raon-sur-Plaine takes about 21 min at 3.0 W/kg, i.e. 12.5 km/h on average. The page gives three levels and their assumptions.
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