Ultra Running Hub Bielefeld, Germany · Saturday, March 6, 2027
Fixed Distance 50K
Im Schatten der Hünenburg - Ultramarathon
119 days away
46 km Distance
1,500 m Climbing
4.6 Grit · Challenging
What the course asks
Climbing rate 33 m / km
Rolling. Moderate undulations. Requires consistent effort across varying grades.
Time limit 9 hours
11:44 min/km average. Generous. Walkable throughout for most of the field. About average for a 50K. Measured against 1087 races of the same distance. Cut-off calculator →
Field size ~25 Small. Long stretches with nobody in sight.
DUV results for the 2025 edition (46km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.
Typical conditions, March
Daytime high 9°C
Night low 0°C
Rainfall Mostly dry
Daylight 11 h 09 m of light
Regional 2001-2020 average for March — NASA POWER, grid elevation 142 m. Not a forecast.
The Aid Station
Course-specific beta from the community
This is a rolling course. Expect fast, runnable sections where rhythm is key.
With trail terrain, choose a shoe with moderate cushioning for optimal performance.
Gear for this race
Chosen for 46 km of trail with 1,500 m of ascent.
- Trail Running Shoes33 m of climb per kilometre — grip and rock protection before cushioning.
- Race Nutrition46 km of self-supported fuelling between aid stations.
- Hydration VestsPole attachment and chest-strap stability on steep ground.
- Trekking Poles1,500 m of ascent to walk up.
- GPS WatchesBattery life first — a 46 km day outlasts most full-GPS modes.
Course Notes
5 Runden a`9,2 km auf bekannten Wanderwegen, mit trailigen und nicht anspruchslosen Abschnitten, gut 300 Höhenmeter je Runde!
Similar races
Other 50K trail ultras, closest in distance first.