Dashkova Anna
From Moscow, Russia
EMA: 15990092
Common russian riichi rating (CRR)
Rating date Dec. 1, 2025 (latest changes Dec. 1, 2025).
122 place (377.99).
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 * 0.57 + 515.79 * 3.85 * 0.71 + 0) / (4.60 * 0.43 + 1.50 * 0.43 + 3.05 * 0.57 + 3.85 * 0.71 + 1) = 490.1714939094901
p2 = (941.18 * 3.05 * 0.57 + 515.79 * 3.85 * 0.71 + 429.91 * 4.60 * 0.43 + 105.26 * 1.50 * 0.43) / max_coefficients = 265.81672240802675
score = 490.1714939094901 * 0.5 + 265.81672240802675 * 0.5 = 377.9941081587584
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 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% |
| 2025-09-25 | 111 -> 110 | 414.14 -> 417.53 |
Duplicate riichi mahjong tournament 2024: 71% -> 57% |
| 2025-09-12 | 107 -> 111 | 421.85 -> 414.14 |
X Russian Championship: 71% -> 57% |
| 2025-09-10 | 108 -> 107 | 421.85 |