Dashkova Anna
From Moscow, Russia
EMA: 15990092
Common russian riichi rating (CRR)
Rating date July 12, 2025 (latest changes July 12, 2025).
93 place (444.26).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.35
p1 = (429.91 * 4.60 * 0.71 + 105.26 * 1.50 * 0.86 + 941.18 * 3.05 * 0.86 + 515.79 * 3.85 * 1 + 0) / (4.60 * 0.71 + 1.50 * 0.86 + 3.05 * 0.86 + 3.85 * 1 + 1) = 498.0298007948928
p2 = (941.18 * 3.05 * 0.86 + 515.79 * 3.85 * 1 + 429.91 * 4.60 * 0.71 + 105.26 * 1.50 * 0.86) / max_coefficients = 390.4938110749186
score = 498.0298007948928 * 0.5 + 390.4938110749186 * 0.5 = 444.26180593490574
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-07-12 | 91 -> 93 | 447.87 -> 444.26 |
X Russian Championship: 86% -> 71% |
| 2025-07-10 | 93 -> 91 | 447.87 | |
| 2025-07-03 | 94 -> 93 | 447.87 | |
| 2025-06-15 | 89 -> 94 | 453.82 -> 447.87 | |
| 2025-06-14 | 88 -> 89 | 453.82 | |
| 2025-06-09 | 82 -> 88 | 474.73 -> 453.82 |
Agari Summer Tournament 2024: 100% -> 86% |
| 2025-05-26 | 83 -> 82 | 474.73 | |
| 2025-05-25 | 83 | 472.23 -> 474.73 |
Duplicate riichi mahjong tournament 2024: 100% -> 86% |
| 2025-05-12 | 83 | 470.27 -> 472.23 |
X Russian Championship: 100% -> 86% |
| 2025-05-10 | 84 -> 83 | 470.27 |