Markranstädt, Germany · Sunday, May 30, 2027

Fixed Distance 50 mi

Kulkiathlon

256 days away

72 km Distance

30 m Climbing

3.6 Grit · Challenging

51.3015° N, 12.2202° E© OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Climbing rate 0 m / km Fast & Flat. This course is relatively flat and fast. Ideal for PB attempts.

Time limit 9 hours 7:30 min/km average. Firm. Sustained running. Long aid-station stops will cost you. Among the tightest 50 mi cut-offs we track. Measured against 455 races of the same distance. Cut-off calculator →

Field size ~9 Tiny. You will run alone for most of it.

DUV results for the 2026 edition (72km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, May

Daytime high 20°C

Night low 9°C

Rainfall Mostly dry

Daylight 16 h 11 m of light

Regional 2001-2020 average for May — NASA POWER, grid elevation 119 m. Not a forecast.

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

Gear for this race

Chosen for 72 km of trail with 30 m of ascent.

Trail Running Shoes72 km of trail — cushioning that is still there in the last quarter.
Race Nutrition72 km of self-supported fuelling between aid stations.
Hydration VestsFlask capacity for 72 km, without the bounce.
GPS WatchesBattery life first — a 72 km day outlasts most full-GPS modes.

Adidas

Terrex Speed Ultra

★★★★★ 4.5

Brooks

Catamount 3

RunRepeat found the Brooks Catamount 3 to have a cozier upper that enhances the overall fit, though breathability and durability could be better. iRunFar noted…

★★★★★ 4.5

Tailwind

Endurance Fuel

All-in-one calorie and electrolyte drink mix. 200 calories per serving.

$25 ★★★★★ 4.8

Salomon

ADV Skin 12

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

$180 ★★★★★ 4.8

Suunto

Vertical

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

$630 ★★★★★ 4.5

All gear guides →

Course Notes

Der Kulkiathlon ist ein Rundenlauf um den schönen, in Markranstädt gelegenen Kulkwitzer See. Eine Umrundung ist ca. 7,2 Kilometer lang und hat einen Höhenmeteranteil von ca. 30 m. Der Anteil von Asphalt und Waldautobahn beträgt ca. je 50 %.

Similar races

Other 50 mi trail ultras, closest in distance first.