Vasiliev Sergey
From Moscow, Russia
EMA: 15990103
Common russian riichi rating (CRR)
Rating date Oct. 9, 2026 (latest changes Oct. 8, 2026).
73 place (548.74).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.40 * 1 + 3.40 * 1) = 15.41
p1 = (967.74 * 3.10 * 0.29 + 686.27 * 3.05 * 0.29 + 661.02 * 3.25 * 0.43 + 600 * 2 * 0.57 + 974.03 * 3.45 * 0.86 + 806.45 * 3 * 1 + 233.33 * 3 * 1 + 370.37 * 2.45 * 1) / (3.10 * 0.29 + 3.05 * 0.29 + 3.25 * 0.43 + 2 * 0.57 + 3.45 * 0.86 + 3 * 1 + 3 * 1 + 2.45 * 1) = 634.9443941961044
p2 = (974.03 * 3.45 * 0.86 + 806.45 * 3 * 1 + 661.02 * 3.25 * 0.43 + 370.37 * 2.45 * 1) / max_coefficients = 462.5379623621025
score = 634.9443941961044 * 0.5 + 462.5379623621025 * 0.5 = 548.7411782791035
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-10-08 | 75 -> 73 | 548.43 -> 548.74 |
Random not fault: 71% -> 57% |
| 2026-10-03 | 76 -> 75 | 548.43 | |
| 2026-10-02 | 73 -> 76 | 549.12 -> 548.43 |
Agari Winter Tournament 2025: 43% -> 29% |
| 2026-09-07 | 68 -> 73 | 565.76 -> 549.12 |
Moscow Open Riichi Marathon: 43% -> 29% |
| 2026-09-06 | 66 -> 68 | 565.76 | |
| 2026-09-03 | 65 -> 66 | 565.76 | |
| 2026-09-01 | 66 -> 65 | 568.21 -> 565.76 |
SPB Riichi Open 2024: 14% -> 0% |
| 2026-08-31 | 59 -> 66 | 587.43 -> 568.21 |
SPB Riichi Open 2025: 100% -> 86% |
| 2026-08-16 | 51 -> 59 | 597.38 -> 587.43 |
White Wolf Cup: 57% -> 43% |
| 2026-08-15 | 54 -> 51 | 595.42 -> 597.38 |