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

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Jonathan Rowles

Men · Europe · b. 1973 (50-59) · provisional rating

Also seen as: Rowles, Jonathan

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousMen439971• new
OverallMen4310085• 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)

King Alfred's Way 200 Mile Race · Aug 11, 2023 · 217.48mi continuouscounts toward rating
place 11 · 3d 08:56:00 · difficulty 1.03 · field 0.40 · quality 0.58
239
Thames Ring 250 Miles · Apr 27, 2022 · 250mi continuous
place 7 · 3d 10:19:30 · difficulty 1.07 · field 0.42 · quality 0.56
252