Eth Portilhon from Saint-Mamet
Eth Portilhon from Saint-Mamet: 8.2 km at 7.8% average and 646 m of climbing, up to 1,293 m.
- Distance
- 8.2 km
- Elevation gain
- 646 m
- Average gradient
- 7.8 %
- Start altitude
- 649 m
- Road
- Departmental road
- Surface
- Paved throughout
- Steepest 500 m
- 12.8 %
- Hardest 2 km
- 9.6 %
- Hardest kilometre
- km 2 · 10.5%
- Above 8%
- 3.8 km (46% of the climb)
- Difficulty index
- 5.4 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 | 1h05 | 7.6 km/h |
| 3.0 W/kg — 210 W | 44 min | 11.2 km/h |
| 4.0 W/kg — 280 W | 34 min | 14.6 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 | 5.1 % | 699 m |
| 2 | 10.5 % | 804 m |
| 3 | 6.0 % | 865 m |
| 4 | 5.7 % | 922 m |
| 5 | 7.5 % | 997 m |
| 6 | 10.3 % | 1,100 m |
| 7 | 8.8 % | 1,189 m |
| 8 | 9.0 % | 1,278 m |
| 9 (partial) | 6.7 % | 1,295 m |
Download the GPX track All climbs of this col
The other climbs of this col
- From Bossòst (España) 8.2 km · 7.1 %
Frequently asked questions
How long is the climb to Eth Portilhon?
The hardest climb of Eth Portilhon, from Saint-Mamet, is 8.2 km long for 646 m of ascent, i.e. 7.8% average.
What is the steepest part of Eth Portilhon?
The steepest 500 m sits at 12.8%, and the hardest kilometre is the 2th, at 10.5%.
How long does it take to climb Eth Portilhon from Saint-Mamet?
Eth Portilhon from Saint-Mamet takes about 44 min at 3.0 W/kg, i.e. 11.2 km/h on average. The page gives three levels and their assumptions.
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