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EN ES FR IT
2 Where this climb is: IsèreAuvergne-Rhône-Alpes, France

Le Col d'Ornon

Southern ascent from La Chalp
GPX Profile
Length
5.5 km
Height gain
350 m
Average
6.3%
Steepest km
7.4%
Summit altitude
1370 m
Difficulty
65

Elevation profile

1020 m → 1370 m Touch or hover to inspect
Elevation profile: Le Col d'Ornon from La Chalp
0–4% 4–6% 6–8% 8–10% 10–14% 14%+
Steepest km: km 4 at 7.4%

Climb analysis

Where the climbing is

0–4%
0.3 km
4–6%
1.3 km
6–8%
3.8 km
8–10%
0.3 km
10–14%
0.0 km
14%+
0.0 km

Hardest sustained

1 km · km 3.0–4.0
7.4%
2 km · km 2.2–4.2
7.3%

Time to the top

0h 24 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 1067 m 4.7%
2 1132 m 6.4%
3 1202 m 7.0%
4 1276 m 7.4%
5 1344 m 6.8%
6 1370 m 4.7%

Route map

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

About Le Col d'Ornon

How long and how steep?
From La Chalp, Le Col d'Ornon is 5.5 km long and climbs 350 m at an average of 6.3%, to a summit at 1,370 m. Its steepest kilometre, km 4, averages 7.4%.
How long does it take?
At 3 W/kg it takes about 24 min to reach the top, at 4 W/kg about 19 min (70 kg rider, 8 kg bike, no wind).
What category is it?
It's a category 2 climb, with a difficulty score of 65.
Where is it?
It's in Isère, Auvergne-Rhône-Alpes, France.

How hard is 65?

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

Puerto Nuevo, Descargamaría 65
Castro de Herville, Agüeiro 65
Le Col d'Ornon, La Chalp 65
Muro Mar de Ovellas (por Tramo sterrato-pavé, Camino Fisterra), Augapesada 65
Puerto de Piqueras, Barriomartín 65

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Added by Thutmose · 1 contributor

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