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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.

Ariège

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)

See your own times on this climb

How long does it take?

Estimated climbing time, by level
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

246810122 km© IGN – PLAN IGN v2 · © les contributeurs d’OpenStreetMap
246810121 km© IGN – PLAN IGN v2 · © les contributeurs d’OpenStreetMap

Climb profile

6008001,0001,20002468101214mkm

Kilometre by kilometre

Gradient and altitude, 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

The other climbs of this col

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.

Col de la Core: add this col to your collection

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