Race pace

Ultra Trail Whistler by UTMB pace calculator

25K · Sun, August 23, 2026 · 25 km · 1500 m D+

Weather Print map Open GPX in Planner

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
8h 00
Clock pace
16:19 / km
Finish time including stops.
Moving pace
16:00 / km
What your watch needs while moving.
Effort pace
10:00 / km
Uses climb and descent adjusted distance.
Cutoff buffer
+1h 12
At the selected finish target.
Course from GPX
25.0 km
1500 m D+ · 0 m D-
Adjusted workload
40.0 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 08:00