Sirotkin Dmitry
Final tournament winner 2022 Moscow Champion 2026
From Moscow, Russia
EMA: 15990155
Internal rating (RR)
Rating date June 16, 2026 (latest changes June 15, 2026).
5 place (783.56).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.90 * 1 + 4.10 * 0.86 + 3.45 * 1) = 15.574109999999997
p1 = (822.78 * 3.65 * 0.14 + 431.58 * 3.85 * 0.29 + 449.44 * 3.75 * 0.29 + 903.23 * 3.10 * 0.57 + 738.10 * 2.60 * 0.57 + 490.20 * 3.05 * 0.57 + 305.08 * 3.25 * 0.71 + 714.29 * 3.50 * 0.86 + 761.19 * 4.10 * 0.86 + 976.74 * 3 * 1 + 922.08 * 3.45 * 1 + 400 * 3 * 1 + 891.89 * 3.40 * 1 + 1000 * 3.10 * 1 + 809.52 * 2.90 * 1 + 748.25 * 4.71 * 1) / (3.65 * 0.14 + 3.85 * 0.29 + 3.75 * 0.29 + 3.10 * 0.57 + 2.60 * 0.57 + 3.05 * 0.57 + 3.25 * 0.71 + 3.50 * 0.86 + 4.10 * 0.86 + 3 * 1 + 3.45 * 1 + 3 * 1 + 3.40 * 1 + 3.10 * 1 + 2.90 * 1 + 4.71 * 1) = 742.8086496513055
p2 = (748.25 * 4.71 * 1 + 922.08 * 3.45 * 1 + 1000 * 3.10 * 1 + 891.89 * 3.40 * 1) / max_coefficients = 824.3084195501382
score = 742.8086496513055 * 0.5 + 824.3084195501382 * 0.5 = 783.5585346007218
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-06-15 | 5 | 771.49 -> 783.56 |
13 bloody tiles: 100% -> 86% |
| 2026-06-14 | 5 | 789.87 -> 771.49 |
XII Russian Championship: 0% -> 100% |
| 2026-06-13 | 5 | 787.72 -> 789.87 |
Moscow Riichi 2024: 43% -> 29% |
| 2026-06-09 | 5 | 788.11 -> 787.72 |
Agari Summer Tournament 2024: 14% -> 0% |
| 2026-06-04 | 5 | 788.69 -> 788.11 |
Riichi over Volga: 29% -> 14% |
| 2026-06-02 | 5 | 787.25 -> 788.69 |
Agari Winter Tournament 2025: 71% -> 57% |
| 2026-05-26 | 5 | 787.26 -> 787.25 |
Riichi On Ice: 71% -> 57% |
| 2026-05-17 | 6 -> 5 | 787.26 | |
| 2026-05-12 | 7 -> 6 | 783.16 -> 787.26 |
X Russian Championship: 14% -> 0% |
| 2026-05-07 | 6 -> 7 | 784.14 -> 783.16 |
Moscow Open Riichi Marathon: 71% -> 57% |