Vasiliev Sergey
From Moscow, Russia
EMA: 15990103
Internal rating (RR)
Rating date Feb. 27, 2026 (latest changes Feb. 23, 2026).
12 place (722.80).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (588.24 * 3.05 * 0.14 + 673.91 * 2.10 * 0.14 + 588.79 * 4.60 * 0.29 + 392.16 * 3.05 * 0.29 + 800 * 3.85 * 0.57 + 967.74 * 3.10 * 0.86 + 686.27 * 3.05 * 0.86 + 661.02 * 3.25 * 0.86 + 600 * 2 * 1 + 974.03 * 3.45 * 1 + 806.45 * 3 * 1) / (3.05 * 0.14 + 2.10 * 0.14 + 4.60 * 0.29 + 3.05 * 0.29 + 3.85 * 0.57 + 3.10 * 0.86 + 3.05 * 0.86 + 3.25 * 0.86 + 2 * 1 + 3.45 * 1 + 3 * 1) = 763.837624727381
p2 = (974.03 * 3.45 * 1 + 967.74 * 3.10 * 0.86 + 806.45 * 3 * 1 + 661.02 * 3.25 * 0.86) / max_coefficients = 681.7625418060201
score = 763.837624727381 * 0.5 + 681.7625418060201 * 0.5 = 722.8000832667005
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-02-23 | 9 -> 12 | 722.80 | |
| 2026-02-16 | 9 | 731.99 -> 722.80 |
White Wolf Cup: 100% -> 86% |
| 2026-02-13 | 10 -> 9 | 731.99 | |
| 2026-02-09 | 10 | 728.41 -> 731.99 |
Agari Summer Tournament 2024: 43% -> 29% |
| 2026-02-02 | 10 | 727.76 -> 728.41 |
Agari Winter Tournament 2025: 100% -> 86% |
| 2026-01-30 | 10 | 727.25 -> 727.76 |
Seihoku spring tournament 2024: 29% -> 14% |
| 2026-01-25 | 9 -> 10 | 727.25 | |
| 2026-01-12 | 10 -> 9 | 725.01 -> 727.25 |
X Russian Championship: 43% -> 29% |
| 2026-01-10 | 10 | 723.58 -> 725.01 |
Agari Spring Tournament 2024: 29% -> 14% |
| 2026-01-07 | 8 -> 10 | 749.83 -> 723.58 |
Moscow Open Riichi Marathon 2026: 0% -> 100% Moscow Open Riichi Marathon: 100% -> 86% |