Kazantseva Polina
From Novosibirsk, Russia
EMA: 15020026
Internal rating (RR)
Rating date March 20, 2023 (latest changes March 20, 2023).
32 place (497.97).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 3.45 * 0.71) = 13.714185
p1 = (641.79 * 3.50 * 0.86 + 711.71 * 4.05 * 1 + 453.33 * 4.20 * 1 + 0 + 0) / (3.50 * 0.86 + 4.05 * 1 + 4.20 * 1 + 1 + 1) = 506.5498854704016
p2 = (711.71 * 4.05 * 1 + 641.79 * 3.50 * 0.86 + 453.33 * 4.20 * 1) / max_coefficients = 489.39911485808307
score = 506.5498854704016 * 0.5 + 489.39911485808307 * 0.5 = 497.97450016424233
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-03-20 | 30 -> 32 | 503.12 -> 497.97 |
Tenpai can't buy happiness: 100% -> 86% |
2023-03-06 | 32 -> 30 | 503.12 | |
2023-02-19 | 32 | 499.81 -> 503.12 | |
2023-01-28 | 32 | 494.83 -> 499.81 | |
2022-12-19 | 33 -> 32 | 492.53 -> 494.83 | |
2022-11-28 | 34 -> 33 | 487.07 -> 492.53 | |
2022-11-06 | 36 -> 34 | 422.39 -> 487.07 |
IX Russian Riichi Championship: 0% -> 100% |
2022-10-14 | 109 -> 36 | 191.65 -> 422.39 | |
2021-02-01 | 135 -> 109 | 311.98 -> 191.65 | |
2020-02-01 | 135 | 311.98 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 453 |
|
42/76 | 100% | 4.20 | RR | IX Russian Riichi Championship |
2 | 712 |
|
33/112 | 100% | 4.05 | RR | Moscow Riichi 2022 |
3 | 642 |
|
25/68 | 86% | 3.50 | RR | Tenpai can't buy happiness |
4 | 474 |
|
11/20 | 0% | 2.10 | EMA | Snow Dragon Tournament |
5 | 519 |
|
14/28 | 0% | 2.30 | RR | The Green dragon tournament |
6 | 491 |
|
29/56 | 0% | 3.00 | EMA | Snow Dragon |
7 | 130 |
|
21/24 | 0% | 2.20 | RR | Siberian riichi |
8 | 355 |
|
21/32 | 0% | 2.20 | RR | Russian riichi championship by JPML-B rules |
9 | 87 |
|
22/24 | 0% | 2.20 | EMA | Siberia Cup 2017 |
10 | 29 |
|
35/36 | 0% | 2.50 | RR | Quick discard 2017 |
11 | 302 |
|
31/44 | 0% | 1.90 | RR | Eighth winter tournament |
12 | 957 |
|
2/24 | 0% | 1.40 | RR | Furiten tournament 2014 |
13 | 194 |
|
26/32 | 0% | 2.00 | RR | Riichi tournament 2013 |