← Race details
Race planning
Plan IMTUF 100
Use the listed edition as your starting point. Each tool keeps imported race facts separate from the targets and assumptions you choose.
This is a past edition. These details are for reference; confirm a future edition before making a plan.
- Listed edition
- Sep 19, 2026 – Sep 20, 2026
- Format
- Fixed-Distance
- Distance
- 100 mi
- Local start time
- 6:00 AM Saturday
- Duration / cutoff
- 36 hours
- Crew and pacers
- Check the current race rules
- Drop bags
- Check the current race rules
Recorded facts reviewed Aug 18, 2026. Check the organizer’s latest rules. Calendar downloads use all-day dates and do not set a starting alarm.
Pace & duration
Start with the recorded course distance. The recorded duration or cutoff is filled in; adjust it to your goal.
Gear checklist
Choose a checklist suited to your expected duration. Add the organizer’s mandatory gear.
Crew & drop bags
Bring across the race name and local start time. Add confirmed access points, distances and your own arrival estimates.