Kazantseva Polina

From Novosibirsk, Russia

EMA: 15020026

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Common russian riichi rating (CRR)

Rating date Nov. 6, 2022 (latest changes Nov. 6, 2022).

37 place (487.07).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 3.45 * 1) = 15.2

p1 = (453.33 * 4.20 * 1 + 641.79 * 3.50 * 1 + 711.71 * 4.05 * 1 + 0 + 0) / (4.20 * 1 + 3.50 * 1 + 4.05 * 1 + 1 + 1) = 511.46909090909094

p2 = (711.71 * 4.05 * 1 + 641.79 * 3.50 * 1 + 453.33 * 4.20 * 1) / max_coefficients = 462.6776315789474

score = 511.46909090909094 * 0.5 + 462.6776315789474 * 0.5 = 487.07336124401917

Rating changes

Show

all results
Date Place Points Reason
2022-11-06 39 -> 37 422.39 -> 487.07

IX Russian Riichi Championship: 0% -> 100%
2022-08-27 37 -> 39 422.39
2022-06-12 123 -> 37 191.65 -> 422.39

Moscow Riichi 2022: 0% -> 100%
2021-02-01 153 -> 123 311.98 -> 191.65
2020-02-01 153 311.98

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 453 2022-11-06 42/76 100% 4.20 RR IX Russian Riichi Championship
2 712 2022-06-12 33/112 100% 4.05 RR Moscow Riichi 2022
3 642 2022-03-20 25/68 100% 3.50 RR Tenpai can't buy happiness
4 474 2020-01-05 11/20 0% 2.10 EMA Snow Dragon Tournament
5 519 2019-08-25 14/28 0% 2.30 RR The Green dragon tournament
6 491 2019-01-05 29/56 0% 3.00 EMA Snow Dragon
7 130 2018-08-12 21/24 0% 2.20 RR Siberian riichi
8 355 2018-01-05 21/32 0% 2.20 RR Russian riichi championship by JPML-B rules
9 87 2017-08-13 22/24 0% 2.20 EMA Siberia Cup 2017
10 29 2017-01-05 35/36 0% 2.50 RR Quick discard 2017
11 302 2016-01-05 31/44 0% 1.90 RR Eighth winter tournament
12 957 2014-01-06 2/24 0% 1.40 RR Furiten tournament 2014
13 194 2013-01-05 26/32 0% 2.00 RR Riichi tournament 2013