Race pace

Desert RATS Trail Running Festival by UTMB pace calculator

100K · April 10-11, 2027 · 100 km · 2050 m D+

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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
20h 00
Clock pace
10:12 / km
Finish time including stops.
Moving pace
9:45 / km
What your watch needs while moving.
Effort pace
8:05 / km
Uses climb and descent adjusted distance.
Cutoff buffer
+3h 00
At the selected finish target.
Course from GPX
100.0 km
2050 m D+ · 0 m D-
Adjusted workload
120.5 effort-km
100 m climb = 1 km; 300 m descent = 1 km.
Hardest block
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Split plan will appear below.

Course-aware split plan

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

Start 05:00