Sevryukov Vladislav
From Saint Petersburg, Russia
Common russian riichi rating (CRR)
Rating date Feb. 23, 2025 (latest changes Feb. 22, 2025).
153 place (280.01).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (1000 * 1.80 * 0.14 + 391.30 * 1.40 * 0.14 + 747.66 * 4 * 0.57 + 0 + 0) / (1.80 * 0.14 + 1.40 * 0.14 + 4 * 0.57 + 1 + 1) = 431.03768174611207
p2 = (747.66 * 4 * 0.57 + 1000 * 1.80 * 0.14 + 391.30 * 1.40 * 0.14) / max_coefficients = 128.98170347003153
score = 431.03768174611207 * 0.5 + 128.98170347003153 * 0.5 = 280.0096926080718
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-02-22 | 153 | 281.67 -> 280.01 |
Fire cup 2023: 29% -> 14% |
| 2025-02-16 | 146 -> 153 | 281.67 | |
| 2025-02-11 | 150 -> 146 | 281.67 | |
| 2025-02-02 | 143 -> 150 | 281.67 | |
| 2025-01-26 | 139 -> 143 | 281.67 | |
| 2025-01-07 | 136 -> 139 | 281.67 | |
| 2025-01-04 | 133 -> 136 | 281.67 | |
| 2025-01-03 | 125 -> 133 | 311.65 -> 281.67 |
SPB Riichi Open 2023: 71% -> 57% |
| 2024-12-25 | 119 -> 125 | 331.73 -> 311.65 |
Earth cup: 29% -> 14% |
| 2024-12-22 | 120 -> 119 | 332.61 -> 331.73 |
Fire cup 2023: 43% -> 29% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 748 |
|
28/108 | 57% | 4.00 | RR | SPB Riichi Open 2023 |
| 2 | 391 |
|
15/24 | 14% | 1.40 | CRR | Fire cup 2023 |
| 3 | 1000 |
|
1/32 | 14% | 1.80 | CRR | Earth cup |