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

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M.c. Van Zyl

Men · RSA · b. 1993 (30-39) · provisional rating

Also seen as: van Zyl, M.C.

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousMen608285• new
OverallMen608271• 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 10, 2023 · 205.05mi continuouscounts toward rating
place 388 · 5d 19:20:35 · difficulty 2.65 · field 0.69 · quality 0.27
488