Johnson Power Rankings
The world authority on 200+ mile ultramarathon running — weekly, data-driven, course-difficulty-adjusted.

← Rankings

Tug Boren

Men · Americas

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousMen694883• new
OverallMen694883• new

Why this rank

The Overall rating is the time-decayed mean of this athlete’s best 2 in-window performance scores (highlighted below). Each score = base × difficulty × field-strength × quality.

Career results (200+ mile tier)

Canebrake 200 Miler · Mar 23, 2026 · 200mi continuouscounts toward rating
place 1 · 2d 12:38:09 · difficulty 1.00 · field 0.40 · quality 1.00
404
Cocodona 250 Mile Race · May 5, 2025 · 250mi continuouscounts toward rating
place 156 · 5d 00:10:50 · difficulty 2.45 · field 2.43 · quality 0.28
1,645