Kolpakov Aleksander

From Samara, Russia

Player page

Common russian riichi rating (CRR)

Rating date Feb. 1, 2020 (latest changes Feb. 1, 2020).

258 place (90.35).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.85 * 1 + 3.45 * 1) = 15.55

p1 = (866.67 * 1.20 * 0.14 + 368.42 * 1.30 * 1 + 0 + 0 + 0) / (1.20 * 0.14 + 1.30 * 1 + 1 + 1 + 1) = 140.3495039673665

p2 = (368.42 * 1.30 * 1 + 866.67 * 1.20 * 0.14) / max_coefficients = 40.358199356913175

score = 140.3495039673665 * 0.5 + 40.358199356913175 * 0.5 = 90.35385166213985

Rating changes

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all results
Date Place Points Reason
2020-02-01 258 90.35

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 368 2019-02-24 13/20 100% 1.30 CRR Mahjong tournament at the Intellectual Games Festival 2019
2 867 2018-02-25 3/16 14% 1.20 CRR Tournament
3 909 2017-02-26 2/12 0% 1.10 CRR Mahjong tournament at the Intellectual Games Festival 2017