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

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Masahiro Obasa

Men · Asia · b. 1960 (60-69)

Also seen as: Obasa, Masahiro

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousMen1104594• new
OverallMen1104589• 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)

(race) · · ?mi
place 18 · 1d 23:16:43 · difficulty ? · field ? · quality 0.61
150
(race) · · ?mi
place 4 · 2d 07:14:54 · difficulty ? · field ? · quality 0.63
153
(race) · · ?mi counts toward rating
place 5 · 2d 05:16:20 · difficulty ? · field ? · quality 0.76
184
(race) · · ?mi
place 11 · 1d 07:30:31 · difficulty ? · field ? · quality 0.67
164
(race) · · ?mi counts toward rating
place 24 · 1d 15:32:14 · difficulty ? · field ? · quality 0.41
99
(race) · · ?mi counts toward rating
place 16 · 1d 12:38:28 · difficulty ? · field ? · quality 0.57
140