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

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Eri Sato

Women · Asia · b. 1976 (50-59) · provisional rating

Also seen as: Sato, Eri

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousWomen131974• new
OverallWomen131973• 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)

River Road Foot Race 514km · Apr 30, 2025 · 320.63mi continuouscounts toward rating
place 17 · 4d 16:41:00 · difficulty 1.14 · field 0.43 · quality 0.61
297
(race) · · ?mi
place 3 · 1d 10:29:59 · difficulty ? · field ? · quality 0.85
210
(race) · · ?mi
place 5 · 1d 12:42:30 · difficulty ? · field ? · quality 0.64
157
(race) · · ?mi counts toward rating
place 17 · 1d 20:20:05 · difficulty ? · field ? · quality 0.43
106