Col du Donon
from Schirmeck · France
Gradient:
<4%
4–7%
7–10%
10–12%
>12%
GRADIENT PROFILE
<4%4–7%7–10%10–12%>12%
Km-by-km average gradient from Copernicus GLO-30 elevation data along the road.
Starting in Schirmeck, this side runs 9.4 km at 4.4% average — 414 m up to the 727 m summit, maxing at 12.5%. Its steepest kilometre averages 11.3% near km 5.8. On the Fiets scale this side rates 1.8. It is the hardest of the climb's 3 approaches.
Surface
Asphalt98%
Gravel2%
Verified from OpenStreetMap surface data along the climb.
FROM SCHIRMECK
Distance
9.4km
Elevation gain
414m
Avg gradient
4.4%
Max gradient
12.5%
Summit
727m
Category
CAT 3