Mamin Vladislav
From Saint Petersburg, Russia
EMA: 15990329
Common russian riichi rating (CRR)
Rating date June 2, 2024 (latest changes May 25, 2024).
166 place (153.98).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999
p1 = (333.33 * 1.80 * 0.29 + 521.74 * 2.10 * 1 + 0 + 0 + 0) / (1.80 * 0.29 + 2.10 * 1 + 1 + 1 + 1) = 225.6878021324271
p2 = (521.74 * 2.10 * 1 + 333.33 * 1.80 * 0.29) / max_coefficients = 82.27727272727275
score = 225.6878021324271 * 0.5 + 82.27727272727275 * 0.5 = 153.9825374298499
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-05-25 | 161 -> 166 | 153.98 | |
| 2024-05-19 | 160 -> 161 | 153.98 | |
| 2024-05-12 | 144 -> 160 | 159.09 -> 153.98 | |
| 2024-05-06 | 147 -> 144 | 159.09 | |
| 2024-05-05 | 145 -> 147 | 159.09 | |
| 2024-04-27 | 144 -> 145 | 164.57 -> 159.09 |
Sun tournament: 43% -> 29% |
| 2024-04-25 | 145 -> 144 | 164.57 | |
| 2024-04-22 | 144 -> 145 | 164.57 | |
| 2024-04-20 | 145 -> 144 | 164.57 | |
| 2024-04-17 | 146 -> 145 | 164.57 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 522 |
|
23/47 | 100% | 2.10 | RR | Seihoku spring tournament 2024 |
| 2 | 333 |
|
27/40 | 29% | 1.80 | CRR | Sun tournament |
| 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 |