Race pace

KAT100 by UTMB pace calculator

Speed Trail 24K · Sat, August 8, 2026 · 24 km · 1650 m D+

Race-day pacing plan

Set a finish target and stopped-time budget, then use the GPX-derived split table for where the course should feel slow or runnable.

Official cutoff
6h 00
Clock pace
12:45 / km
Finish time including stops.
Moving pace
12:25 / km
What your watch needs while moving.
Effort pace
7:21 / km
Uses climb and descent adjusted distance.
Cutoff buffer
+54 min
At the selected finish target.
Course from GPX
24.0 km
1650 m D+ · 0 m D-
Adjusted workload
40.5 effort-km
100 m climb = 1 km; 300 m descent = 1 km.
Hardest block
Loading
Split plan will appear below.

Course-aware split plan

Five-kilometer blocks from the GPX, weighted by climb and descent load.

Start 09:00