Czupel Vertical 600 is the 3.5km vertical kilometre at Maraton Trzech Jezior 2026 (Międzybrodzie Bialskie, Poland). The race starts on September 18, 2026 at 04:30 PM. It starts in Międzybrodzie Bialskie and finishes in Czupel peak. The time limit is 1 h 30 min.
Short race: go all out.
The course climbs 600m+. With 171m/km of climbing, the course is exceptionally steep, with long hiking-grade sections. By gradient, 100% of the distance is uphill, 0% downhill and 0% flat. The longest climb runs 3.5km at an average 17.2% grade (594m of vertical). The steepest climb averages 24.2% over 0.7km. Surface: 50% smooth, 36% trail, and 10% technical. Flat-equivalent effort: 7.6 FlatKM.
Trekking poles are worth taking: about 2.3km of the course favours them.
There is too little runnable descent to damage the quads: plan the race around climbing and fuelling.
On race day, start temperatures have historically ranged from 12°C to 25°C, with around 13°C at the highest point; the chance of precipitation is about 38%. Heavy rain of 10.0mm or more falls on about 7% of days around this date.
This page has a pacing and nutrition planner, a gradient matrix, an interactive elevation profile and historical weather for Czupel Vertical 600.
Other distances of Maraton Trzech Jezior 2026Three Lakes Marathon (42.8km)·Rollercoaster 21 (21.6km)·Wallachian Shepherds Trail (17.0km)
Other editions of Czupel Vertical 6002027
Official websitewww.maraton3jezior.com/en
