Vasilev Igor
From Saint Petersburg, Russia
Common russian riichi rating (CRR)
Rating date June 11, 2025 (latest changes June 11, 2025).
234 place (133.82).
how we calculated rating score
max_coefficients = (4.60 * 0.86 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.19266
p1 = (43.48 * 2.10 * 0.71 + 600 * 1.90 * 1 + 0 + 0 + 0) / (2.10 * 0.71 + 1.90 * 1 + 1 + 1 + 1) = 188.3147422746456
p2 = (600 * 1.90 * 1 + 43.48 * 2.10 * 0.71) / max_coefficients = 79.3290970771412
score = 188.3147422746456 * 0.5 + 79.3290970771412 * 0.5 = 133.8219196758934
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-06-11 | 239 -> 234 | 133.82 | |
| 2025-06-08 | 238 -> 239 | 133.82 | |
| 2025-05-30 | 238 | 131.01 -> 133.82 |
Seihoku spring tournament 2024: 86% -> 71% |
| 2025-05-26 | 239 -> 238 | 131.01 | |
| 2025-05-17 | 236 -> 239 | 131.01 | |
| 2025-05-12 | 236 | 129.35 -> 131.01 | |
| 2025-05-03 | 233 -> 236 | 129.35 | |
| 2025-04-27 | 228 -> 233 | 129.35 | |
| 2025-04-26 | 228 | 129.35 |
Seihoku spring tournament 2025: 0% -> 100% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 600 |
|
15/36 | 100% | 1.90 | RR | Seihoku spring tournament 2025 | Saint Petersburg | |
| 2 | 43 |
|
45/47 | 71% | 2.10 | RR | Seihoku spring tournament 2024 | Saint Petersburg |