Kazantseva Polina
From Novosibirsk, Russia
EMA: 15020026
Internal rating (RR)
Rating date Nov. 20, 2023 (latest changes Nov. 20, 2023).
62 place (363.39).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 4.05 * 0.57) = 13.663990000000002
p1 = (641.79 * 3.50 * 0.29 + 711.71 * 4.05 * 0.57 + 453.33 * 4.20 * 0.86 + 0 + 0) / (3.50 * 0.29 + 4.05 * 0.57 + 4.20 * 0.86 + 1 + 1) = 439.83917324998816
p2 = (711.71 * 4.05 * 0.57 + 453.33 * 4.20 * 0.86 + 641.79 * 3.50 * 0.29) / max_coefficients = 286.93668540448283
score = 439.83917324998816 * 0.5 + 286.93668540448283 * 0.5 = 363.3879293272355
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-11-20 | 58 -> 62 | 380.50 -> 363.39 |
Tenpai can't buy happiness: 43% -> 29% |
2023-11-06 | 61 -> 58 | 383.59 -> 380.50 |
IX Russian Riichi Championship: 100% -> 86% |
2023-10-19 | 62 -> 61 | 383.59 | |
2023-10-12 | 52 -> 62 | 398.42 -> 383.59 |
Moscow Riichi 2022: 71% -> 57% |
2023-09-28 | 54 -> 52 | 398.42 | |
2023-09-20 | 53 -> 54 | 413.21 -> 398.42 |
Tenpai can't buy happiness: 57% -> 43% |
2023-09-06 | 56 -> 53 | 413.21 | |
2023-09-03 | 39 -> 56 | 440.74 -> 413.21 | |
2023-08-12 | 38 -> 39 | 453.18 -> 440.74 |
Moscow Riichi 2022: 86% -> 71% |
2023-07-28 | 39 -> 38 | 453.18 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 453 |
|
42/76 | 86% | 4.20 | RR | IX Russian Riichi Championship |
2 | 712 |
|
33/112 | 57% | 4.05 | RR | Moscow Riichi 2022 |
3 | 642 |
|
25/68 | 29% | 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 |