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HC Where this climb is: AriègeOccitania, France

Col de la Core

Eastern ascent from Seix
Length
13.8 km
Height gain
881 m
Average
6.4%
Steepest km
8.4%
Summit altitude
1394 m
Difficulty
177
2 ways up · this is the hardest Compare all 2

Elevation profile

513 m → 1394 m Touch or hover to inspect
Elevation profile: Col de la Core from Seix
0–4% 4–6% 6–8% 8–10% 10–14% 14%+
Steepest km: km 11 at 8.4%

Climb analysis

Where the climbing is

0–4%
2.0 km
4–6%
3.5 km
6–8%
4.8 km
8–10%
3.5 km
10–14%
0.0 km
14%+
0.0 km

Hardest sustained

1 km · km 9.6–10.6
8.8%
2 km · km 10.0–12.0
8.3%
5 km · km 2.2–7.2
7.1%

Time to the top

1h 02 at 3 W/kg · 70 kg rider + 8 kg bike, no wind
How this is calculated

Kilometre by kilometre

Export CSV
Km Altitude Gradient 0–15%
1 551 m 3.8%
2 620 m 6.9%
3 679 m 5.9%
4 742 m 6.3%
5 817 m 7.5%
6 886 m 6.9%
7 964 m 7.8%
8 1015 m 5.1%
9 1043 m 2.8%
10 1124 m 8.1%

Route map

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Directions
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About Col de la Core

How long and how steep?
From Seix, Col de la Core is 13.8 km long and climbs 881 m at an average of 6.4%, to a summit at 1,394 m. Its steepest kilometre, km 11, averages 8.4%.
How long does it take?
At 3 W/kg it takes about 1 h 02 min to reach the top, at 4 W/kg about 48 min (70 kg rider, 8 kg bike, no wind).
What category is it?
It's an HC (hors catégorie) climb, with a difficulty score of 177. It's the hardest of the 2 ways up to Col de la Core.
Where is it?
It's in Ariège, Occitania, France.

Climbs nearby

Col d’Agnès From Massat · starts 12.3 km away
17.7 km +914 m 5.2%
Col de Port From Massat · starts 12.5 km away
12.5 km +621 m 5.0%