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

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Nathan Williams

Men · Americas · provisional rating

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousMen3891680• new
OverallMen3891680• 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
DNF · 200mi covered · difficulty 2.35 · field 2.02 · quality 1.00
1,664
Bigfoot 200 Endurance Run · Aug 11, 2023 · 200mi continuouscounts toward rating
DNF · 200mi covered · difficulty 2.65 · field 1.81 · quality 1.00
1,680
Cocodona 250 Mile Race · May 1, 2023 · 250mi continuous
place 17 · 3d 13:43:53 · difficulty 2.45 · field 2.44 · quality 0.69
4,122
Tahoe 200 Mile Endurance Run · Jun 17, 2022 · 200mi continuous
DNF · 200mi covered · difficulty 2.35 · field 2.02 · quality 1.00
1,664
Moab 240 Endurance Run · Oct 8, 2021 · 240mi continuous
place 6 · 2d 20:42:34 · difficulty 1.95 · field 1.69 · quality 0.69
2,273
Bigfoot 200 Endurance Run · Aug 13, 2021 · 200mi continuous
place 2 · 2d 14:59:58 · difficulty 2.65 · field 1.87 · quality 0.86
4,270