Sirotkin Dmitry
Final tournament winner 2022 Moscow Champion 2026
From Moscow, Russia
EMA: 15990155
Internal rating (RR)
Rating date Aug. 25, 2026 (latest changes Aug. 16, 2026).
6 place (777.89).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.45 * 1 + 3.40 * 1) = 15.459999999999999
p1 = (431.58 * 3.85 * 0.14 + 449.44 * 3.75 * 0.14 + 903.23 * 3.10 * 0.43 + 738.10 * 2.60 * 0.43 + 490.20 * 3.05 * 0.43 + 305.08 * 3.25 * 0.43 + 714.29 * 3.50 * 0.71 + 761.19 * 4.10 * 0.71 + 133.33 * 2.45 * 0.86 + 976.74 * 3 * 0.86 + 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) / (3.85 * 0.14 + 3.75 * 0.14 + 3.10 * 0.43 + 2.60 * 0.43 + 3.05 * 0.43 + 3.25 * 0.43 + 3.50 * 0.71 + 4.10 * 0.71 + 2.45 * 0.86 + 3 * 0.86 + 3.45 * 1 + 3 * 1 + 3.40 * 1 + 3.10 * 1 + 2.90 * 1 + 4.71 * 1) = 725.379830879651
p2 = (748.25 * 4.71 * 1 + 922.08 * 3.45 * 1 + 1000 * 3.10 * 1 + 891.89 * 3.40 * 1) / max_coefficients = 830.3926261319535
score = 725.379830879651 * 0.5 + 830.3926261319535 * 0.5 = 777.8862285058023
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-08-16 | 3 -> 6 | 792.75 -> 777.89 |
Ufa Championship 2026: 0% -> 100% White Wolf Cup: 57% -> 43% |
| 2026-08-15 | 3 | 789.76 -> 792.75 |
13 bloody tiles: 86% -> 71% |
| 2026-08-13 | 3 | 787.51 -> 789.76 |
Moscow Riichi 2024: 29% -> 14% |
| 2026-08-04 | 3 | 788.02 -> 787.51 |
Riichi over Volga: 14% -> 0% |
| 2026-08-03 | 3 | 789.31 -> 788.02 |
Two roosters and Chuckles: 100% -> 86% |
| 2026-08-02 | 3 | 787.79 -> 789.31 |
Agari Winter Tournament 2025: 57% -> 43% |
| 2026-07-26 | 3 | 787.72 -> 787.79 |
Riichi On Ice: 57% -> 43% |
| 2026-07-07 | 3 | 788.60 -> 787.72 |
Moscow Open Riichi Marathon: 57% -> 43% |
| 2026-07-03 | 4 -> 3 | 788.35 -> 788.60 |
Riichi over The Volga 2025: 86% -> 71% |
| 2026-07-01 | 4 | 786.12 -> 788.35 |
SPB Riichi Open 2024: 29% -> 14% |