Eth Portilhon from Bossòst (España)
Eth Portilhon from Bossòst (España): 8.2 km at 7.1% average and 582 m of climbing, up to 1,293 m.
- Distance
- 8.2 km
- Elevation gain
- 582 m
- Average gradient
- 7.1 %
- Start altitude
- 718 m
- Road
- Departmental road
- Surface
- Paved throughout
- Steepest 500 m
- 10.9 %
- Hardest 2 km
- 8.6 %
- Hardest kilometre
- km 6 · 7.9%
- Above 8%
- 2.8 km (34% of the climb)
- Difficulty index
- 4.4 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 | 1h00 | 8.3 km/h |
| 3.0 W/kg — 210 W | 41 min | 12.2 km/h |
| 4.0 W/kg — 280 W | 31 min | 15.7 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 | 7.0 % | 788 m |
| 2 | 7.2 % | 860 m |
| 3 | 5.6 % | 916 m |
| 4 | 7.1 % | 986 m |
| 5 | 7.6 % | 1,062 m |
| 6 | 7.9 % | 1,142 m |
| 7 | 7.9 % | 1,221 m |
| 8 | 7.2 % | 1,293 m |
| 9 (partial) | 2.3 % | 1,298 m |
Download the GPX track All climbs of this col
The other climbs of this col
- From Saint-Mamet 8.2 km · 7.8 %
Frequently asked questions
How long is the climb to Eth Portilhon?
The hardest climb of Eth Portilhon, from Bossòst (España), is 8.2 km long for 582 m of ascent, i.e. 7.1% average.
What is the steepest part of Eth Portilhon?
The steepest 500 m sits at 10.9%, and the hardest kilometre is the 6th, at 7.9%.
How long does it take to climb Eth Portilhon from Bossòst (España)?
Eth Portilhon from Bossòst (España) takes about 41 min at 3.0 W/kg, i.e. 12.2 km/h on average. The page gives three levels and their assumptions.
Eth Portilhon: 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.