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

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Katharine Ginsburg

Women · Americas

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousWomen1,90923• new
OverallWomen1,90923• 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)

Moab 240 Endurance Run · Oct 10, 2025 · 240mi continuouscounts toward rating
place 77 · 4d 09:39:36 · difficulty 1.95 · field 2.31 · quality 0.35
1,566
Bigfoot 200 Endurance Run · Aug 8, 2025 · 200mi continuouscounts toward rating
place 68 · 3d 12:07:16 · difficulty 2.65 · field 2.50 · quality 0.33
2,154
Tahoe 200 Mile Endurance Run · Jun 13, 2025 · 200mi continuouscounts toward rating
place 88 · 3d 19:46:27 · difficulty 2.35 · field 2.32 · quality 0.37
2,008
Tahoe 200 Mile Endurance Run · Jul 21, 2023 · 200mi continuous
place 107 · 4d 06:30:22 · difficulty 2.35 · field 1.59 · quality 0.41
1,529
Cocodona 250 Mile Race · May 1, 2023 · 250mi continuous
place 116 · 4d 20:55:28 · difficulty 2.45 · field 2.44 · quality 0.39
2,358