Oslo, Norway · Saturday, September 5, 2026
Fixed Distance 50 mi
Nordmarkstravern (DobbelTravern)
Race completed
61 km Distance
1,436 m Climbing
5.2 Grit · Challenging
What the course asks
Climbing rate 24 m / km
Rolling. Moderate undulations. Requires consistent effort across varying grades.
Time limit 10 hours
9:50 min/km average. Comfortable. Room to walk the climbs and stop at aid. Tighter than 73% of 50 mi races. Measured against 455 races of the same distance. Cut-off calculator →
Field size ~45 Small. Long stretches with nobody in sight.
DUV results for the 2025 edition (61km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.
Typical conditions, September
Daytime high 14°C
Night low 7°C
Rainfall Showers likely
Daylight 13 h 53 m of light
Regional 2001-2020 average for September — NASA POWER, grid elevation 259 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 61 km of trail with 1,436 m of ascent.
- Trail Running Shoes24 m of climb per kilometre — grip and rock protection before cushioning.
- Race Nutrition61 km of self-supported fuelling between aid stations.
- Hydration VestsPole attachment and chest-strap stability on steep ground.
- Trekking Poles1,436 m of ascent to walk up.
- GPS WatchesBattery life first — a 61 km day outlasts most full-GPS modes.
Similar races
Other 50 mi trail ultras, closest in distance first.