Kazantseva Polina
From Novosibirsk, Russia
EMA: 15020026
Common russian riichi rating (CRR)
Rating date April 27, 2024 (latest changes April 27, 2024).
138 place (180.17).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001
p1 = (711.71 * 4.05 * 0.14 + 453.33 * 4.20 * 0.57 + 0 + 0 + 0) / (4.05 * 0.14 + 4.20 * 0.57 + 1 + 1 + 1) = 250.86871981433856
p2 = (453.33 * 4.20 * 0.57 + 711.71 * 4.05 * 0.14) / max_coefficients = 109.47810218978101
score = 250.86871981433856 * 0.5 + 109.47810218978101 * 0.5 = 180.1734110020598
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2024-04-27 | 139 -> 138 | 180.17 | |
2024-04-25 | 140 -> 139 | 180.17 | |
2024-04-17 | 141 -> 140 | 180.17 | |
2024-04-12 | 130 -> 141 | 215.52 -> 180.17 |
Moscow Riichi 2022: 29% -> 14% |
2024-03-30 | 120 -> 130 | 215.52 | |
2024-03-20 | 103 -> 120 | 265.76 -> 215.52 |
Tenpai can't buy happiness: 14% -> 0% |
2024-03-10 | 99 -> 103 | 269.82 -> 265.76 | |
2024-03-09 | 100 -> 99 | 269.82 | |
2024-03-06 | 101 -> 100 | 279.84 -> 269.82 |
IX Russian Riichi Championship: 71% -> 57% |
2024-02-27 | 102 -> 101 | 279.84 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 453 |
|
42/76 | 57% | 4.20 | RR | IX Russian Riichi Championship |
2 | 712 |
|
33/112 | 14% | 4.05 | RR | Moscow Riichi 2022 |
3 | 642 |
|
25/68 | 0% | 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 |