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

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Claire Bannwarth

Women · · provisional rating

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousWomen729216• new
OverallWomen729216• 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)

Tahoe 200 Mile Endurance Run · Jun 14, 2024 · 200mi continuouscounts toward rating
place 8 · 2d 18:18:27 · difficulty 2.35 · field 2.02 · quality 0.69
3,261
Tahoe 200 Mile Endurance Run · Jul 21, 2023 · 200mi continuouscounts toward rating
place 1 · 2d 14:24:42 · difficulty 2.35 · field 1.59 · quality 1.00
3,735