Polyakov Yuriy

From Ufa, Russia

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Internal rating (RR)

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

239 place (28.84).

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

p1 = (259.26 * 1.70 * 0.57 + 0 * 2.10 * 1 + 0 + 0 + 0) / (1.70 * 0.57 + 2.10 * 1 + 1 + 1 + 1) = 41.479861250654714

p2 = (259.26 * 1.70 * 0.57 + 0 * 2.10 * 1) / max_coefficients = 16.195498392282957

score = 41.479861250654714 * 0.5 + 16.195498392282957 * 0.5 = 28.837679821468836

Rating changes

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all results
Date Place Points Reason
2020-02-01 239 28.84

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 0 2019-02-10 20/20 100% 2.10 RR Fuyu Shanten 2019
2 259 2018-08-11 21/28 57% 1.70 RR Natsu Shanten 2018
3 355 2017-06-03 21/32 0% 1.60 RR "Summer shanten" tournament, Perm 2017
4 259 2015-02-22 21/28 0% 1.90 RR 2 winter riichi mahjong tournament 2015