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

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Matthew Clapper

Men · Americas · b. 1982 (40-49) · provisional rating

Also seen as: Clapper, Matthew

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
BackyardMen242263• new
OverallMen2413480• 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)

(race) · · ?mi counts toward rating
place 12 · · 28 yards · difficulty ? · field ? · quality 0.22
18
(race) · · ?mi counts toward rating
place 1 · · 43 yards · difficulty ? · field ? · quality 0.33
27