Kazantseva Polina

From Novosibirsk, Russia

EMA: 15020026

Player page

Internal rating (RR)

Rating date June 18, 2021 (latest changes June 16, 2021).

93 place (158.52).

max_coefficients = (2.90 * 0.71 + 4.05 * 0.43 + 3.85 * 0.43 + 2.70 * 0.57) = 7.00019

p1 = (518.52 * 2.30 * 0.29 + 473.68 * 2.10 * 0.57 + 0 + 0 + 0) / (2.30 * 0.29 + 2.10 * 0.57 + 1 + 1 + 1) = 187.17328419513902

p2 = (473.68 * 2.10 * 0.57 + 518.52 * 2.30 * 0.29) / max_coefficients = 129.86933211812823

score = 187.17328419513902 * 0.5 + 129.86933211812823 * 0.5 = 158.5213081566336

Rating changes

Show

Date Place Points Reason
2021-06-15 98 -> 93 153.57 -> 158.52
2021-06-02 104 -> 98 153.57
2021-05-26 105 -> 104 150.66 -> 153.57
2021-05-24 107 -> 105 148.45 -> 150.66
2021-05-08 108 -> 107 145.84 -> 148.45
2021-05-05 103 -> 108 162.34 -> 145.84

Snow Dragon Tournament: 71% -> 57%

2021-05-04 109 -> 103 160.52 -> 162.34
2021-04-25 103 -> 109 179.44 -> 160.52

The Green dragon tournament: 43% -> 29%

2021-04-20 104 -> 103 179.44
2021-04-16 105 -> 104 179.44

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 474 2020-01-05 11/20 57% 2.10 EMA Snow Dragon Tournament
2 519 2019-08-25 14/28 29% 2.30 RR The Green dragon tournament
3 491 2019-01-05 29/56 0% 3.00 EMA Snow Dragon
4 130 2018-08-12 21/24 0% 2.20 RR Siberian riichi
5 355 2018-01-05 21/32 0% 2.20 RR Russian riichi championship by JPML-B rules
6 87 2017-08-13 22/24 0% 2.20 EMA Siberia Cup 2017
7 29 2017-01-05 35/36 0% 2.50 RR Quick discard 2017
8 302 2016-01-05 31/44 0% 1.90 RR Eighth winter tournament
9 957 2014-01-06 2/24 0% 1.40 RR Furiten tournament 2014
10 194 2013-01-05 26/32 0% 2.00 RR Riichi tournament 2013