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

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Nora O'Malley

Women · Americas · provisional rating

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousWomen617347• new
OverallWomen617347• new

Why this rank

The Overall rating is the time-decayed mean of this athlete’s best 1 in-window performance scores (highlighted below). Each score = base × difficulty × field-strength × quality.

Career results (200+ mile tier)

Cocodona 250 Mile Race · May 5, 2025 · 250mi continuouscounts toward rating
place 131 · 4d 19:25:11 · difficulty 2.45 · field 2.43 · quality 0.30
1,769
Cocodona 250 Mile Race · May 2, 2022 · 250mi continuous
DNS · 250mi covered · difficulty 2.45 · field 2.18 · quality ?