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

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Ethan Spalding

Men · Americas · provisional rating

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousMen1433774• new
OverallMen1433771• 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 13, 2023 · 240mi continuouscounts toward rating
place 81 · 4d 13:00:51 · difficulty 1.95 · field 1.74 · quality 0.46
1,563