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

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Richard So

Men · Americas · b. 1986 (40-49) · provisional rating

Also seen as: So, Richard

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousMen1932831• new
OverallMen1932829• 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)

TOR330 - Tor des Géants · Sep 14, 2025 · 205.05mi continuouscounts toward rating
place 309 · 5d 05:32:30 · difficulty 2.65 · field 0.57 · quality 0.32
478