Race. Train. Gear up.
Saturday, July 11, 2026 Zittau, DEU
Timed 50k

O-SEE Backyard Ultra

29 days to go
50km Distance
40m Elevation
2.6 Grit Score
Entry Level Level
Vertical Intensity 1 D+/km
Flat Hilly Mtn

This course is relatively flat and fast. Ideal for PB attempts.

The Aid Station

Course-specific beta from the community

⛰️ terrain

This is a fast & flat course. Expect fast, runnable sections where rhythm is key.

By UltraHub Expert
👟 gear

With trail terrain, choose a shoe with moderate cushioning for optimal performance.

By UltraHub Expert

Course Intelligence

OPENFREE MAP (LIBRE)

Course Notes

Eine 6,7km langer Rundkurs um den O-See mit nur 40Hm. Diese Runde wird zu jeder vollen Std. neu gestartet und endet erst nach Aufgabe des vorletzten Läufers.