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

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Deborah Anderson

Women · Americas · provisional rating

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousWomen976144• new
OverallWomen976144• 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)

Moab 240 Endurance Run · Oct 10, 2025 · 240mi continuouscounts toward rating
place 30 · 3d 23:08:22 · difficulty 1.95 · field 2.31 · quality 0.42
1,891
Moab 240 Endurance Run · Oct 11, 2024 · 240mi continuouscounts toward rating
DNF · 240mi covered · difficulty 1.95 · field 2.04 · quality 1.00
1,393
(race) · · ?mi
place 11 · 1d 05:19:28 · difficulty ? · field ? · quality 0.55
162