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

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Michael Reardon

Men · Americas

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousMen1,344290• new
OverallMen1,344290• 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)

Cocodona 250 Mile Race · May 4, 2026 · 250mi continuouscounts toward rating
place 250 · 5d 02:39:08 · difficulty 2.45 · field 2.30 · quality 0.25
1,382
The Mammoth 200 · Sep 26, 2025 · 208mi continuous
place 75 · 4d 05:16:04 · difficulty 1.01 · field 2.07 · quality 0.23
492
Cocodona 250 Mile Race · May 5, 2025 · 250mi continuouscounts toward rating
place 132 · 4d 19:30:19 · difficulty 2.45 · field 2.43 · quality 0.30
1,766
Cocodona 250 Mile Race · May 6, 2024 · 250mi continuouscounts toward rating
place 167 · 4d 19:20:23 · difficulty 2.45 · field 2.43 · quality 0.31
1,831