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A³ Ultra Trail RunA³ Ultra Trail Run — courses and distances

Every distance of A³ Ultra Trail Run with its profile, checkpoints and cut-offs. Pick one and build a pacing plan for a target time.

Organised by KKT Sarnena gora

6 distances · 10 Oct 2026 · Stara Zagora

The distances side by side

DistanceClimbSteepnessCut-offPace for the cut-off
39.8 km+1192 m30 m/km——
39.8 km+1192 m30 m/km——
34.4 km+956 m28 m/km——
20.3 km+561 m28 m/km——
11 km+300 m27 m/km——
6.3 km+160 m26 m/km——

Steepness is climb per kilometre. “Pace for the cut-off” is the average the final cut-off demands — in the mountains the real one is slower uphill and faster down.