Zittau, Germany · Saturday, July 11, 2026

Backyard

O-SEE Backyard Ultra

Race completed

not publishedn/a Distance

40 m Climbing

not publishedn/a Grit

We hold no course length for this race — a timed or backyard event is measured by the clock, not the kilometre — so there is no Grit score to give you.

50.8977° N, 14.8076° E© OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Field size ~178 Mid-sized. Company early, well spread out by halfway.

DUV results for the 2026 edition (61h) — ranked runners only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, July

Daytime high 24°C

Night low 14°C

Rainfall Showers likely

Daylight 16 h 15 m of light

Regional 2001-2020 average for July — NASA POWER, grid elevation 327 m. Not a forecast.

The Aid Station

Course-specific beta from the community

👟 gear

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

By UltraHub Expert

Gear for this race

Chosen for this trail race with 40 m of ascent.

Trail Running ShoesCushioning on trail that is still there in the last quarter.
Race NutritionSelf-supported fuelling between aid stations.
Hydration VestsFlask capacity without the bounce.
HeadlampsA 40 h limit puts you out there after dark.
GPS WatchesBattery life first — an ultra outlasts most full-GPS modes.

Salomon

Ultra Glide 4

$159.95 ★★★★★ 4.6

Adidas

Terrex Agravic Speed Ultra

★★★★★ 4.5

Spring Energy

Awesome Sauce

Real food gel with 180 calories. Rice-based with natural flavors.

$4 ★★★★★ 4.6

Salomon

ADV Skin 12

Industry-standard 12L race vest with front flask pockets and minimal bounce.

$180 ★★★★★ 4.8

Nitecore

UT32

Dual-beam trail running headlamp (1100 lumens) with spot and flood beams.

$100 ★★★★★ 4.5

Suunto

Vertical

Titanium GPS watch with solar charging, offline maps, and 140-hour GPS battery.

$630 ★★★★★ 4.5

All gear guides →

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.

Similar races

Other trail ultras of the same format.