Dashkova Anna
From Moscow, Russia
EMA: 15990092
Common russian riichi rating (CRR)
Rating date Dec. 10, 2025 (latest changes Dec. 9, 2025).
137 place (351.48).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (429.91 * 4.60 * 0.43 + 105.26 * 1.50 * 0.43 + 941.18 * 3.05 * 0.43 + 515.79 * 3.85 * 0.71 + 0) / (4.60 * 0.43 + 1.50 * 0.43 + 3.05 * 0.43 + 3.85 * 0.71 + 1) = 464.56705742956785
p2 = (515.79 * 3.85 * 0.71 + 941.18 * 3.05 * 0.43 + 429.91 * 4.60 * 0.43 + 105.26 * 1.50 * 0.43) / max_coefficients = 238.39732441471574
score = 464.56705742956785 * 0.5 + 238.39732441471574 * 0.5 = 351.4821909221418
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-12-09 | 127 -> 137 | 377.99 -> 351.48 |
Agari Summer Tournament 2024: 57% -> 43% |
| 2025-12-07 | 123 -> 127 | 377.99 | |
| 2025-11-30 | 122 -> 123 | 377.99 | |
| 2025-11-25 | 124 -> 122 | 373.79 -> 377.99 |
Duplicate riichi mahjong tournament 2024: 57% -> 43% |
| 2025-11-22 | 122 -> 124 | 373.79 | |
| 2025-11-12 | 121 -> 122 | 381.40 -> 373.79 |
X Russian Championship: 57% -> 43% |
| 2025-11-04 | 119 -> 121 | 387.90 -> 381.40 | |
| 2025-11-01 | 116 -> 119 | 398.39 -> 387.90 |
SPB Riichi Open 2024: 86% -> 71% |
| 2025-10-13 | 117 -> 116 | 393.56 -> 398.39 | |
| 2025-10-09 | 110 -> 117 | 417.53 -> 393.56 |
Agari Summer Tournament 2024: 71% -> 57% |