Sevryukov Vladislav
From Saint Petersburg, Russia
Common russian riichi rating (CRR)
Rating date Jan. 3, 2025 (latest changes Jan. 3, 2025).
133 place (281.67).
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 * 0.29 + 747.66 * 4 * 0.57 + 0 + 0) / (1.80 * 0.14 + 1.40 * 0.29 + 4 * 0.57 + 1 + 1) = 429.43068705996603
p2 = (747.66 * 4 * 0.57 + 1000 * 1.80 * 0.14 + 391.30 * 1.40 * 0.29) / max_coefficients = 133.91735015772872
score = 429.43068705996603 * 0.5 + 133.91735015772872 * 0.5 = 281.6740186088474
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 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% |
| 2024-12-18 | 121 -> 120 | 332.61 | |
| 2024-12-11 | 120 -> 121 | 332.61 | |
| 2024-12-01 | 119 -> 120 | 332.61 | |
| 2024-11-05 | 123 -> 119 | 332.61 | |
| 2024-11-03 | 121 -> 123 | 357.62 -> 332.61 |
SPB Riichi Open 2023: 86% -> 71% |
| 2024-10-27 | 122 -> 121 | 357.62 | |
| 2024-10-25 | 113 -> 122 | 375.08 -> 357.62 |
Earth cup: 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 | 29% | 1.40 | CRR | Fire cup 2023 |
| 3 | 1000 |
|
1/32 | 14% | 1.80 | CRR | Earth cup |