Chojnik Karkonoski Festiwal Biegowy 2020

Chojnik Karkonoski Festiwal Biegowy in 2020, a running event organized in Sobieszów (Poland) on 5 September. During the 5 races were held event. Półmaraton z górką (⨦ 29.5 km / + 1 300 m) in class RMT2 with average terrain slope 4% (G4). Kamienna trzydziestka (⨦ 33 km / + 1 550 m) in class RMT3 with average terrain slope 5% (G5). Ultra (⨦ 104 km / + 5 000 m) in class RMT6 with average terrain slope 5% (G5). Maraton (⨦ 42.5 km / + 2 150 m) in class RMT3 with average terrain slope 5% (G5). Siedemdziesiąt z hakiem (⨦ 72 km / + 4 300 m) in class RMT5 with average terrain slope 6% (G6).