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Race planning

Plan BPN Go One More Ultra

Use the listed edition as your starting point. Each tool keeps imported race facts separate from the targets and assumptions you choose.

Edition notes: The 2027 race starts at noon Central on Friday, May 21, the date on BPN’s race page and its Race Roster listing. The lottery closed at 11:59 PM CDT on October 23, 2026, and BPN scheduled the selection announcement for October 28 on YouTube. Big’s race page and Yardlore still list Saturday, May 1, 2027 in Round Rock with 175 places, which does not match the organizer’s pages.

Listed edition
May 21, 2027
Format
Backyard Ultra
Distance
4.167 mi every hour
Local start time
12:00 PM Central (CDT), Friday, May 21, 2027, according to the 2027 Race Roster listing. The 2026 race started at noon CDT on Friday, April 10.
Duration / cutoff
Each loop must be finished within the hour, and a runner who is not on the start line when the hour turns is out. There is no set distance and no finish line: the race ends when one runner remains. Lightning stopped the 2025 race with two runners left, and both were declared winners.
Crew and pacers
No pacers and no spectators. The 2027 Race Roster listing allows four crew members per runner.
Drop bags
Check the current race rules

Recorded facts reviewed Oct 28, 2026. Check the organizer’s latest rules. Calendar downloads use all-day dates and do not set a starting alarm.

Planning hourly yards? Use the backyard calculator for loop pace and time between starts.