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

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Lu-Cong Geng

Men · Asia · b. 1969 (50-59)

Also seen as: Geng, Lu-Cong

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousMen4281556• new
OverallMen4521508• new
Multi-day / TimedMen40254• 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)

Self-Transcendence 3100 Mile Race · Aug 30, 2025 · 3100mi continuouscounts toward rating
place 1 · 00:00:00 · difficulty 1.30 · field 0.59 · quality 0.89
678
3000km Lauf - Ultratriathlonitaly · Sep 1, 2024 · 1864.11mi continuouscounts toward rating
place 1 · 33d 17:38:26 · difficulty 1.52 · field 0.61 · quality 1.00
924
(race) · · ?mi counts toward rating
place 2 · · difficulty ? · field ? · quality 0.89
76
(race) · · ?mi
place 25 · 1d 01:44:43 · difficulty ? · field ? · quality 0.57
139
(race) · · ?mi
place 2 · · difficulty ? · field ? · quality 0.94
81
(race) · · ?mi
place 3 · · difficulty ? · field ? · quality 0.94
98
(race) · · ?mi
place 1 · · difficulty ? · field ? · quality 0.26
26