Kackar 100K

Course

The course climbs 5600 m+. With 69 m/km of climbing, this is a true mountain course with sustained climbs and descents. By gradient, 43% of the distance is uphill, 46% downhill and 11% flat. The longest climb runs 6.1 km at an average 15.9% grade (971 m of vertical). The longest descent runs 6.1 km at 17.6% (1071 m of vertical). The steepest climb averages 42.5% over 0.4 km. The steepest descent drops at 34.4% over 1.1 km. Surface: 52% trail, 16% smooth, and 10% road. Flat-equivalent effort: 141.3 FlatKM.

Poles

Trekking poles are strongly recommended: about 15.3 km of the course is steep enough for them to pay off.

Quad damage

Quad damage risk is high (index 58 of 100), with 45% of the load in the first half: 2 critical descents, the last of them run on already damaged legs. Downhill-specific preparation and a controlled early pace pay off here.

• Control on the marked descents until km 40, target pace until km 64, free after that. Short descents not listed: target pace.
• #2 · 15.8–21.9 km · 557 m D−, -9.0% · 73% of the race ahead → control
• #1 · 28.0–36.3 km · 1241 m D−, -15.0% · 55% of the race ahead → control
• 53.3–56.8 km · 413 m D−, -11.8% · 29% of the race ahead → target pace
• 60.2–67.7 km · 794 m D−, -10.7% · 15% of the race ahead → even, first half under control, let go at the end
• 73.7–79.5 km · 1064 m D−, -18.3% · 0% of the race ahead → even, first half under control, let go at the end
• Plus 1 more notable descents not listed: target pace.

Weather

Historically on race day, start temperatures range from 9°C to 14°C, around 8°C at the highest point; the chance of precipitation is about 41%. Heavy rain of 10.0 mm or more falls on about 11% of days around this date.

Results

88 finishers completed the 2026 edition. Men's winner: Dmitry Mityaev (Individual Neutral Athletes) in 10:31:57. Women's winner: Joanna Tallmann (Germany) in 15:13:50.