Vasiliev Sergey
From Moscow, Russia
EMA: 15990103
Common russian riichi rating (CRR)
Rating date Aug. 31, 2026 (latest changes Aug. 31, 2026).
66 place (568.21).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.40 * 1 + 3.40 * 1) = 15.41
p1 = (800 * 3.85 * 0.14 + 967.74 * 3.10 * 0.43 + 686.27 * 3.05 * 0.43 + 661.02 * 3.25 * 0.43 + 600 * 2 * 0.71 + 974.03 * 3.45 * 0.86 + 806.45 * 3 * 1 + 233.33 * 3 * 1 + 370.37 * 2.45 * 1) / (3.85 * 0.14 + 3.10 * 0.43 + 3.05 * 0.43 + 3.25 * 0.43 + 2 * 0.71 + 3.45 * 0.86 + 3 * 1 + 3 * 1 + 2.45 * 1) = 649.3356149437828
p2 = (974.03 * 3.45 * 0.86 + 806.45 * 3 * 1 + 967.74 * 3.10 * 0.43 + 661.02 * 3.25 * 0.43) / max_coefficients = 487.09279688513953
score = 649.3356149437828 * 0.5 + 487.09279688513953 * 0.5 = 568.2142059144612
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 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 | |
| 2026-08-08 | 55 -> 54 | 594.97 -> 595.42 |
Random not fault: 86% -> 71% |
| 2026-08-04 | 57 -> 55 | 594.97 | |
| 2026-08-02 | 55 -> 57 | 595.30 -> 594.97 |
Agari Winter Tournament 2025: 57% -> 43% |
| 2026-07-25 | 54 -> 55 | 595.30 | |
| 2026-07-14 | 55 -> 54 | 595.30 | |
| 2026-07-12 | 51 -> 55 | 595.30 | |
| 2026-07-07 | 47 -> 51 | 612.56 -> 595.30 |
Moscow Open Riichi Marathon: 57% -> 43% |