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

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Kazuo Hirose

Men · Asia · b. 1967 (50-59)

Also seen as: Hirose, Kazuo

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousMen895421• new
OverallMen895416• 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)

(race) · · ?mi
place 43 · 1d 23:23:07 · difficulty ? · field ? · quality 0.47
116
(race) · · ?mi counts toward rating
place 58 · 2d 01:18:11 · difficulty ? · field ? · quality 0.50
124
(race) · · ?mi counts toward rating
place 38 · 2d 04:20:40 · difficulty ? · field ? · quality 0.41
100