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

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Seth Epley

Men · Americas · provisional rating

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousMen4321545• new
OverallMen4321546• 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)

Moab 240 Endurance Run · Oct 11, 2024 · 240mi continuouscounts toward rating
place 94 · 4d 15:47:27 · difficulty 1.95 · field 2.04 · quality 0.42
1,686
Cowboy 200 · Nov 5, 2022 · 200mi continuous
place 33 · 3d 10:22:10 · difficulty 0.95 · field 1.04 · quality 0.44
435