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

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Francis Shanahan

Men · Americas · provisional rating

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousMen857634• new
OverallMen857634• 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 179 · 4d 17:30:25 · difficulty 2.45 · field 2.30 · quality 0.28
1,588
Cocodona 250 Mile Race · May 6, 2024 · 250mi continuouscounts toward rating
place 151 · 4d 17:08:25 · difficulty 2.45 · field 2.43 · quality 0.32
1,895
Moab 240 Endurance Run · Oct 7, 2022 · 240mi continuous
place 111 · 4d 08:38:07 · difficulty 1.95 · field 1.86 · quality 0.34
1,235