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

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John Bock

Men · Americas · provisional rating

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousMen995496• new
OverallMen995496• new

Why this rank

The Overall rating is the time-decayed mean of this athlete’s best 3 in-window performance scores (highlighted below). Each score = base × difficulty × field-strength × quality.

Career results (200+ mile tier)

Moab 240 Endurance Run · Oct 11, 2024 · 240mi continuouscounts toward rating
DNF · 240mi covered · difficulty 1.95 · field 2.04 · quality 1.00
1,393
Bigfoot 200 Endurance Run · Aug 9, 2024 · 200mi continuouscounts toward rating
DNF · 200mi covered · difficulty 2.65 · field 1.90 · quality 1.00
1,760
Tahoe 200 Mile Endurance Run · Jun 14, 2024 · 200mi continuouscounts toward rating
place 110 · 4d 00:41:17 · difficulty 2.35 · field 2.02 · quality 0.35
1,654
Bigfoot 200 Endurance Run · Aug 12, 2022 · 200mi continuous
DNF · 200mi covered · difficulty 2.65 · field 2.08 · quality 1.00
1,926