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

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John Parks

Men · Americas · provisional rating

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousMen4361539• new
OverallMen4361539• 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)

Tahoe 200 Mile Endurance Run · Jun 14, 2024 · 200mi continuouscounts toward rating
place 83 · 3d 18:18:32 · difficulty 2.35 · field 2.02 · quality 0.39
1,870
Bigfoot 200 Endurance Run · Aug 11, 2023 · 200mi continuouscounts toward rating
place 60 · 3d 18:33:35 · difficulty 2.65 · field 1.81 · quality 0.40
1,918
Moab 240 Endurance Run · Oct 7, 2022 · 240mi continuous
place 54 · 3d 23:41:39 · difficulty 1.95 · field 1.86 · quality 0.40
1,450
Bigfoot 200 Endurance Run · Aug 12, 2022 · 200mi continuous
place 102 · 4d 07:00:43 · difficulty 2.65 · field 2.08 · quality 0.34
1,888
Tahoe 200 Mile Endurance Run · Jun 17, 2022 · 200mi continuous
place 64 · 3d 14:53:29 · difficulty 2.35 · field 2.02 · quality 0.46
2,207