Race pace

Trail of the Kings - Lake Toba by UTMB pace calculator

Caldera Crown 100K · June 13-14, 2026 · 101.2 km · 4205 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
30h 00
Clock pace
15:07 / km
Finish time including stops.
Moving pace
14:40 / km
What your watch needs while moving.
Effort pace
10:22 / km
Uses climb and descent adjusted distance.
Cutoff buffer
+4h 30
At the selected finish target.
Course from GPX
101.2 km
4205 m D+ · 0 m D-
Adjusted workload
143.3 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 03:00