Mamin Vladislav
From Saint Petersburg, Russia
EMA: 15990329
Internal rating (RR)
Rating date Nov. 21, 2024 (latest changes Nov. 6, 2024).
149 place (134.74).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (521.74 * 2.10 * 1 + 115.79 * 3.85 * 1 + 0 + 0 + 0) / (2.10 * 1 + 3.85 * 1 + 1 + 1 + 1) = 172.22793296089387
p2 = (521.74 * 2.10 * 1 + 115.79 * 3.85 * 1) / max_coefficients = 97.25173501577288
score = 172.22793296089387 * 0.5 + 97.25173501577288 * 0.5 = 134.73983398833337
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-11-06 | 155 -> 149 | 134.74 | |
| 2024-11-03 | 156 -> 155 | 134.74 | |
| 2024-10-13 | 143 -> 156 | 135.75 -> 134.74 | |
| 2024-09-06 | 145 -> 143 | 135.75 | |
| 2024-09-03 | 145 | 133.98 -> 135.75 | |
| 2024-09-01 | 152 -> 145 | 279.79 -> 133.98 |
SPB Riichi Open 2024: 0% -> 100% |
| 2020-02-01 | 152 | 279.79 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 116 |
|
85/96 | 100% | 3.85 | RR | SPB Riichi Open 2024 |
| 2 | 522 |
|
23/47 | 100% | 2.10 | RR | Seihoku spring tournament 2024 |
| 3 | 744 |
|
11/40 | 0% | 2.90 | RR | Summer Cup 2019 |
| 4 | 903 |
|
4/32 | 0% | 2.70 | RR | East Cup 2018 |
| 5 | 841 |
|
11/64 | 0% | 3.45 | EMA | Moscow Riichi Open 2017 |
| 6 | 641 |
|
15/40 | 0% | 1.80 | RR | Saint Petersburg championship. Northern cup 2017 |
| 7 | 400 |
|
22/36 | 0% | 3.20 | RR | Moscow Open Riichi Marathon 2017 |
| 8 | 581 |
|
14/32 | 0% | 1.60 | RR | Tournament of 4 winds. West cup 2016 |
| 9 | 290 |
|
23/32 | 0% | 1.60 | RR | Tournament of 4 winds. East cup 2016 |
| 10 | 556 |
|
45/100 | 0% | 3.40 | RR | "Japanese House" riichi mahjong cup 2016 |
| 11 | 667 |
|
6/16 | 0% | 2.00 | RR | Two-day tournament of Saint Petersburg riichi mahjong league |