Kaplan Andrey

From Perm, Russia

EMA: 15990439

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Internal rating (RR)

Rating date Feb. 1, 2021 (latest changes Feb. 1, 2021).

52 place (412.37).

max_coefficients = (4.05 * 0.86 + 2.90 * 1 + 3.85 * 0.71 + 3.45 * 0.71) = 11.585645

p1 = (210.53 * 2.10 * 0.14 + 333.33 * 2.60 * 0.57 + 174.60 * 3.85 * 0.71 + 594.59 * 4.05 * 0.86 + 538.46 * 2.90 * 1) / (2.10 * 0.14 + 2.60 * 0.57 + 3.85 * 0.71 + 4.05 * 0.86 + 2.90 * 1) = 427.62197626487114

p2 = (594.59 * 4.05 * 0.86 + 538.46 * 2.90 * 1 + 333.33 * 2.60 * 0.57 + 174.60 * 3.85 * 0.71) / max_coefficients = 397.1216104066714

score = 427.62197626487114 * 0.5 + 397.1216104066714 * 0.5 = 412.37179333577126

Rating changes

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all results
Date Place Points Reason
2021-02-01 143 -> 52 302.49 -> 412.37
2020-02-01 143 302.49

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 538 2020-03-08 19/40 100% 2.90 EMA Big open chiitoitsu in a small tenpai
2 595 2019-12-15 46/112 86% 4.05 EMA VIII Russian Riichi Championship
3 175 2019-11-04 53/64 71% 3.85 EMA Aki Shanten 2019
4 333 2019-09-08 19/28 57% 2.60 RR And yet the sinner collects tanyao
5 211 2019-02-10 16/20 14% 2.10 RR Fuyu Shanten 2019