Altigraphs
2 Gipuzkoa, Spain

Arantzazu

Northern ascent from Oñati
Length
8.6 km
Height gain
465 m
Average
5.4%
Steepest km
8.8%
Summit altitude
719 m
Difficulty
93

Elevation profile

254 m → 721 m Touch or hover to inspect
0–4% 4–6% 6–8% 8–10% 10–14% 14%+
Steepest km: km 3 at 8.8%

Climb analysis

Where the climbing is

0–4%
2.1 km
4–6%
3.3 km
6–8%
1.3 km
8–10%
1.8 km
10–14%
0.3 km
14%+
0.0 km

Hardest sustained

1 km · km 0.6–1.6
9.1%
2 km · km 0.6–2.6
8.8%
5 km · km 0.6–5.6
6.2%

Time to the top

0h 35 at 3 W/kg · 70 kg rider + 8 kg bike, no wind

Kilometre by kilometre

Export CSV
Km Altitude Gradient 0–15%
1 321 m 6.6%
2 405 m 8.5%
3 493 m 8.8%
4 515 m 2.2%
5 558 m 4.3%
6 604 m 4.6%
7 657 m 5.3%
8 721 m 6.3%
9 719 m −0.3%

Route map

Two fingers to pan
Road surface not mapped yet Report a road type
No tunnels mapped Map a tunnel

At the summit now

Updated Just now
18° Clear Feels like 17° · 719 m
Headwind on 57% of the climb · Wind 11 km/h SE
Tailwind 8% Crosswind 35% Headwind 57%

How hard is 93?

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

Help complete this climb

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Add a photo No photos yet — the last kilometre, the summit sign Write a rider note Traffic, water, where it really bites Map a tunnel Mark where the road goes underground Report a road type Not mapped yet — paved, unpaved or cobbles
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Added by unai-rubio · 1 contributor

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