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

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Sayuri Tanaka

Women · Asia · b. 1968 (50-59) · provisional rating

Also seen as: Tanaka, Sayuri

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousWomen881336• new
OverallWomen881336• 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 77 · 1d 07:48:59 · difficulty ? · field ? · quality 0.57
139
(race) · · ?mi counts toward rating
place 79 · 1d 08:05:18 · difficulty ? · field ? · quality 0.55
133
(race) · · ?mi counts toward rating
place 42 · 1d 04:42:44 · difficulty ? · field ? · quality 0.65
158
(race) · · ?mi
place 167 · 1d 11:22:38 · difficulty ? · field ? · quality 0.34
83