Mont Parthénion is a climb of 25.0 kilometers (hors catégorie). Mont Parthénion tops out at 1,251 m above sea level. It is located in Δημοτική Ενότητα Λέρνας, Αποκεντρωμένη Διοίκηση Πελοποννήσου, Δυτικής Ελλάδας και Ιονίου, Ελλάς. The average gradient is 5.2% with a maximum of 17.1%. The climb has 1293 meters of elevation gain.
Difficulty breakdown: This 25 km climb has two distinct parts. The first 18 km are relatively moderate (average gradient of 4.2%), making for a long approach. The real difficulty is concentrated between km 19 and 23, with a brutal sequence of 10%, 11%, 7% and 9% that forms the heart of this HC climb.
Pacing advice:
1. Pace yourself on the first section (km 0-18) to save your energy. Don't overcook it: the gradient there is generally manageable.
2. Prepare for the wall between km 19-23, both mentally and physically, for sustained effort on this decisive stretch.
3. Manage your effort in the final part of the climb (km 23-25), where the gradient eases to 5-6%, so you can finish strong without blowing up.
25.0 km • 1293 m D+
VAM: average climbing speed, based on elevation gain