Kazantseva Polina

From Novosibirsk, Russia

EMA: 15020026

Player page

Internal rating (RR)

Rating date Feb. 12, 2024 (latest changes Feb. 12, 2024).

69 place (293.27).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.71 + 4.05 * 0.29) = 11.907145000000002

p1 = (641.79 * 3.50 * 0.14 + 711.71 * 4.05 * 0.29 + 453.33 * 4.20 * 0.71 + 0 + 0) / (3.50 * 0.14 + 4.05 * 0.29 + 4.20 * 0.71 + 1 + 1) = 376.20835489489343

p2 = (453.33 * 4.20 * 0.71 + 711.71 * 4.05 * 0.29 + 641.79 * 3.50 * 0.14) / max_coefficients = 210.3384144561941

score = 376.20835489489343 * 0.5 + 210.3384144561941 * 0.5 = 293.27338467554375

Rating changes

Show

all results
Date Place Points Reason
2024-02-12 66 -> 69 318.31 -> 293.27

Moscow Riichi 2022: 43% -> 29%
2024-01-20 62 -> 66 338.87 -> 318.31

Tenpai can't buy happiness: 29% -> 14%
2024-01-06 63 -> 62 344.57 -> 338.87

IX Russian Riichi Championship: 86% -> 71%
2023-12-19 66 -> 63 344.57
2023-12-12 58 -> 66 363.39 -> 344.57

Moscow Riichi 2022: 57% -> 43%
2023-11-28 62 -> 58 363.39
2023-11-20 58 -> 62 380.50 -> 363.39

Tenpai can't buy happiness: 43% -> 29%
2023-11-06 60 -> 58 383.59 -> 380.50

IX Russian Riichi Championship: 100% -> 86%
2023-10-20 61 -> 60 383.59
2023-10-13 62 -> 61 383.59

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 453 2022-11-06 42/76 71% 4.20 RR IX Russian Riichi Championship Perm
2 712 2022-06-12 33/112 29% 4.05 RR Moscow Riichi 2022 Moscow
3 642 2022-03-20 25/68 14% 3.50 RR Tenpai can't buy happiness Perm
4 474 2020-01-05 11/20 0% 2.10 EMA Snow Dragon Tournament Novosibirsk
5 519 2019-08-25 14/28 0% 2.30 RR The Green dragon tournament Novosibirsk
6 491 2019-01-05 29/56 0% 3.00 EMA Snow Dragon Novosibirsk
7 130 2018-08-12 21/24 0% 2.20 RR Siberian riichi Novosibirsk
8 355 2018-01-05 21/32 0% 2.20 RR Russian riichi championship by JPML-B rules Novosibirsk
9 87 2017-08-13 22/24 0% 2.20 EMA Siberia Cup 2017 Novosibirsk
10 29 2017-01-05 35/36 0% 2.50 RR Quick discard 2017 Novosibirsk
11 302 2016-01-05 31/44 0% 1.90 RR Eighth winter tournament Novosibirsk
12 957 2014-01-06 🥈 2/24 0% 1.40 RR Furiten tournament 2014 Novosibirsk
13 194 2013-01-05 26/32 0% 2.00 RR Riichi tournament 2013 Novosibirsk