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

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Xiao-Meng Jia

Women · Asia · b. 1985 (40-49) · provisional rating

Also seen as: Jia, Xiao-Meng

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousWomen1081125• new
OverallWomen971227• new
Multi-day / TimedWomen39148• 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)

Ultra Trail Gobi Race (UTGR) 400 · Oct 3, 2025 · 248.55mi continuouscounts toward rating
place 50 · 5d 17:27:40 · difficulty 1.07 · field 0.81 · quality 0.26
225
(race) · · ?mi counts toward rating
place 6 · · difficulty ? · field ? · quality 0.48
39