Col de la Core from Les Bordes-sur-Lez (Bordes-Uchentein)
Col de la Core from Les Bordes-sur-Lez (Bordes-Uchentein): 14.0 km at 6.0% average and 846 m of climbing, up to 1,395 m.
- Distance
- 14.0 km
- Elevation gain
- 846 m
- Elevation loss
- 19 m
- Average gradient
- 6.0 %
- Start altitude
- 558 m
- Road
- Departmental road
- Surface
- Paved throughout
- Steepest 500 m
- 13.2 %
- Hardest 2 km
- 7.8 %
- Hardest kilometre
- km 11 · 8.5%
- Above 8%
- 4.2 km (30% of the climb)
- Difficulty index
- 5.3 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 | 1h29 | 9.5 km/h |
| 3.0 W/kg — 210 W | 1h01 | 13.8 km/h |
| 4.0 W/kg — 280 W | 48 min | 17.6 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 | 7.0 % | 628 m |
| 2 | 6.2 % | 689 m |
| 3 | 4.4 % | 733 m |
| 4 | 2.1 % | 754 m |
| 5 | 2.7 % | 781 m |
| 6 | 5.5 % | 836 m |
| 7 | 7.0 % | 906 m |
| 8 | 7.8 % | 984 m |
| 9 | 6.6 % | 1,050 m |
| 10 | 5.2 % | 1,102 m |
| 11 | 8.5 % | 1,187 m |
| 12 | 6.6 % | 1,253 m |
| 13 | 8.0 % | 1,332 m |
| 14 | 5.2 % | 1,385 m |
| 15 (partial) | 3.7 % | 1,385 m |
Download the GPX track All climbs of this col
The other climbs of this col
- From Seix 12.7 km · 6.7 %
Frequently asked questions
How long is the climb to Col de la Core?
The hardest climb of Col de la Core, from Les Bordes-sur-Lez (Bordes-Uchentein), is 14.0 km long for 846 m of ascent, i.e. 6.0% average.
What is the steepest part of Col de la Core?
The steepest 500 m sits at 13.2%, and the hardest kilometre is the 11th, at 8.5%.
How long does it take to climb Col de la Core from Les Bordes-sur-Lez (Bordes-Uchentein)?
Col de la Core from Les Bordes-sur-Lez (Bordes-Uchentein) takes about 1h01 at 3.0 W/kg, i.e. 13.8 km/h on average. The page gives three levels and their assumptions.
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