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

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Jessica Turner

Women · Americas · provisional rating

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousWomen1,001136• new
OverallWomen1,001136• 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)

Cocodona 250 Mile Race · May 4, 2026 · 250mi continuouscounts toward rating
place 110 · 4d 08:55:01 · difficulty 2.45 · field 2.30 · quality 0.32
1,830
Cocodona 250 Mile Race · May 6, 2024 · 250mi continuouscounts toward rating
place 84 · 4d 06:06:20 · difficulty 2.45 · field 2.43 · quality 0.38
2,280
Cocodona 250 Mile Race · May 1, 2023 · 250mi continuous
place 89 · 4d 15:18:33 · difficulty 2.45 · field 2.44 · quality 0.43
2,576