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HC Pyrénées-AtlantiquesNouvelle-Aquitaine, France

Arette_Col de Labays_ Col La Pierre StMartin

Northern ascent from Det Beziat

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GPX

Length: 29.6 km
Height gain: 1304 m
Average: 4.4%
Steepest km: 11.0%
Summit altitude: 1619 m
Difficulty: 339

Pyrénées-Atlantiques · 44 climbs

Elevation profile

315 m → 1619 m Touch or hover to inspect

0–4% 4–6% 6–8% 8–10% 10–14% 14%+

Steepest km: km 20 at 11.0%

Climb analysis

Where the climbing is

0–4%: 11.8 km
4–6%: 2.8 km
6–8%: 7.3 km
8–10%: 5.4 km
10–14%: 1.8 km
14%+: 0.8 km

Hardest sustained

1 km · km 14.4–15.4: 11.7%
2 km · km 14.3–16.3: 10.1%
5 km · km 19.2–24.2: 8.4%

Time to the top

2h 00 at 3 W/kg · 70 kg rider + 8 kg bike, no wind

How this is calculated

Kilometre by kilometre

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Km	Altitude	Gain	Gradient	Max
1	331 m	+16 m	1.6%	2.4%
2	352 m	+21 m	2.1%	8.0%
3	438 m	+86 m	8.6%	13.6%
4	488 m	+51 m	5.1%	8.8%
5	532 m	+44 m	4.4%	10.6%
6	597 m	+65 m	6.5%	11.0%
7	518 m	−79 m	−7.9%	0.0%
8	435 m	−83 m	−8.3%	0.0%
9	427 m	−8 m	−0.8%	8.6%
10	439 m	+12 m	1.2%	8.4%
11	529 m	+90 m	9.0%	12.0%
12	578 m	+50 m	5.0%	18.8%
13	617 m	+38 m	3.8%	8.2%
14	633 m	+17 m	1.7%	3.8%
15	715 m	+82 m	8.2%	12.8%
16	815 m	+99 m	9.9%	16.2%
17	896 m	+81 m	8.1%	12.6%
18	893 m	−3 m	−0.3%	13.2%
19	892 m	−2 m	−0.2%	10.4%
20	1002 m	+110 m	11.0%	19.2%
21	1077 m	+76 m	7.6%	13.6%
22	1163 m	+86 m	8.6%	12.0%
23	1238 m	+75 m	7.5%	14.0%
24	1309 m	+71 m	7.1%	9.4%
25	1378 m	+69 m	6.9%	9.6%
26	1402 m	+24 m	2.4%	6.4%
27	1456 m	+54 m	5.4%	11.6%
28	1507 m	+51 m	5.1%	13.2%
29	1565 m	+58 m	5.8%	8.0%
30	1619 m	+54 m	9.0%	10.4%

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About Arette_Col de Labays_ Col La Pierre StMartin

How long and how steep?: From Det Beziat, Arette_Col de Labays_ Col La Pierre StMartin is 29.6 km long and climbs 1,304 m at an average of 4.4%, to a summit at 1,619 m. Its steepest kilometre, km 20, averages 11.0%.
How long does it take?: At 3 W/kg it takes about 2 h 00 min to reach the top, at 4 W/kg about 1 h 34 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 339.
Where is it?: It's in Pyrénées-Atlantiques, Nouvelle-Aquitaine, France.

How hard is 339?

Difficulty score is length × gradient, weighted for the steepest kilometre.

Col Sensibile, Alçay 341

Alto de Capileira, Orgiva 340

Arette_Col de Labays_ Col La Pierre StMartin, Det Beziat 339

Alpe Teglio, Tresenda 338

Col du Mont Cenis, Susa 337

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Added by Quintana · 1 contributor

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