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

← Rankings

Tony Gillham

Men · Americas · provisional rating

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousMen5581280• new
OverallMen5581279• new

Why this rank

The Overall rating is the time-decayed mean of this athlete’s best 1 in-window performance scores (highlighted below). Each score = base × difficulty × field-strength × quality.

Career results (200+ mile tier)

Cocodona 250 Mile Race · May 5, 2025 · 250mi continuouscounts toward rating
place 174 · 5d 02:31:33 · difficulty 2.45 · field 2.43 · quality 0.27
1,588