Kirchzarten, Germany · Saturday, September 19, 2026

Fixed Distance 100K

BFUTR EXTREME

16 days to go

102 km Distance

not publishedn/a Climbing

5.1 est Grit · Challenging

Calculated from 102 km alone — the organiser has not published an elevation profile. Read 5.1 as a floor, not a verdict.

47.9593° N, 7.9503° E © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Time limit 16 hours 9:25 min/km average. Comfortable. Room to walk the climbs and stop at aid. Climbing is unpublished, so this pace is a ceiling on the effort, not a measure of it. About average for a 100K. Measured against 203 races of the same distance. Cut-off calculator →

Typical conditions, September

Daytime high 18°C

Night low 8°C

Rainfall Showers likely

Daylight 12 h 26 m of light

Regional 2001-2020 average for September — NASA POWER, grid elevation 702 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

🥤 nutrition

For 100km+ efforts, prioritize real food at aid stations to prevent palate fatigue.

By UltraHub Expert

Gear for this race

Chosen for 102 km of trail.

Trail Running Shoes 102 km of trail — cushioning that is still there in the last quarter.
Race Nutrition Past 102 km the palate quits before the legs do — carry more than one flavour.
Hydration Vests Flask capacity for 102 km, without the bounce.
Headlamps A 16 h limit puts you out there after dark.
Accessories Chafe and blisters end more 102 km races than fitness does.

Asics

Trabuco Max 3

★★★★★ 4.6

La Sportiva

Prodigio Pro

$225 ★★★★★ 4.6

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

Petzl

NAO RL

1500-lumen reactive lighting headlamp with 15-hour runtime. Automatic brightness adjustment.

$150 ★★★★★ 4.7

Buff

CoolNet UV+ Multifunctional

UPF 50+ neck gaiter with cooling technology. Desert and sun essential.

$25 ★★★★★ 4.5

All gear guides →

Course Notes

Rundkurs, 102 km. Diese Herausforderung richtet sich ausschließlich an die Extremsten. Technische Trails, steile Pfade und wenige befestigte Abschnitte. Extrem fordernde Topographie mit sehr vielen Höhenmetern.

Similar races

Other 100K trail ultras, closest in distance first.