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EN ES FR IT
HC Where this climb is: Pyrénées-AtlantiquesNouvelle-Aquitaine, France

Col Arnostéguy

Northern ascent from San Juan de Pie de Puerto
GPX Profile
Length
17.9 km
Height gain
1072 m
Average
6.0%
Steepest km
13.7%
Summit altitude
1236 m
Difficulty
343
2 ways up · this is the hardest Compare all 2

Elevation profile

164 m → 1239 m Touch or hover to inspect
Elevation profile: Col Arnostéguy from San Juan de Pie de Puerto
0–4% 4–6% 6–8% 8–10% 10–14% 14%+
Steepest km: km 5 at 13.7%

Climb analysis

Where the climbing is

0–4%
6.4 km
4–6%
1.8 km
6–8%
3.3 km
8–10%
2.0 km
10–14%
3.5 km
14%+
1.0 km

Hardest sustained

1 km · km 4.4–5.4
15.1%
2 km · km 4.4–6.4
13.3%
5 km · km 4.0–9.0
10.8%

Time to the top

1h 23 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%
1 253 m 8.9%
2 281 m 2.8%
3 314 m 3.3%
4 350 m 3.6%
5 486 m 13.7%
6 614 m 12.8%
7 750 m 13.6%
8 808 m 5.8%
9 888 m 8.0%
10 993 m 10.5%

Route map

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Directions
Satellite
Road surface not mapped yet Report a road type
No tunnels mapped Map a tunnel

About Col Arnostéguy

How long and how steep?
From San Juan de Pie de Puerto, Col Arnostéguy is 17.9 km long and climbs 1,072 m at an average of 6.0%, to a summit at 1,236 m. Its steepest kilometre, km 5, averages 13.7%.
How long does it take?
At 3 W/kg it takes about 1 h 23 min to reach the top, at 4 W/kg about 1 h 04 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 343. It's the hardest of the 2 ways up to Col d'Arnostéguy.
Where is it?
It's in Pyrénées-Atlantiques, Nouvelle-Aquitaine, France.

How hard is 343?

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

La Farrapona por el puerto La Ventana, San Martín 344
Colle du Gran San Bernardo, Aosta 343
Col Arnostéguy, San Juan de Pie de Puerto 343
Col de Mantet via Taurinya, Prades 343
Col de la Pierre Saint-Martin, Licq-Athérey 342

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Added by enancu · 1 contributor

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