Dashkova Anna
From Moscow, Russia
EMA: 15990092
Common russian riichi rating (CRR)
Rating date Sept. 15, 2025 (latest changes Sept. 15, 2025).
111 place (414.14).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8
p1 = (429.91 * 4.60 * 0.57 + 105.26 * 1.50 * 0.71 + 941.18 * 3.05 * 0.71 + 515.79 * 3.85 * 0.86 + 0) / (4.60 * 0.57 + 1.50 * 0.71 + 3.05 * 0.71 + 3.85 * 0.86 + 1) = 490.77157964854774
p2 = (941.18 * 3.05 * 0.71 + 515.79 * 3.85 * 0.86 + 429.91 * 4.60 * 0.57 + 105.26 * 1.50 * 0.71) / max_coefficients = 337.5162162162162
score = 490.77157964854774 * 0.5 + 337.5162162162162 * 0.5 = 414.14389793238195
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-09-12 | 107 -> 111 | 421.85 -> 414.14 |
X Russian Championship: 71% -> 57% |
| 2025-09-10 | 108 -> 107 | 421.85 | |
| 2025-09-05 | 109 -> 108 | 421.85 | |
| 2025-09-03 | 111 -> 109 | 421.85 | |
| 2025-09-01 | 109 -> 111 | 427.18 -> 421.85 |
SPB Riichi Open 2024: 100% -> 86% |
| 2025-08-31 | 104 -> 109 | 427.18 | |
| 2025-08-09 | 100 -> 104 | 449.01 -> 427.18 |
Agari Summer Tournament 2024: 86% -> 71% |
| 2025-08-04 | 100 | 447.09 -> 449.01 | |
| 2025-08-03 | 99 -> 100 | 447.09 | |
| 2025-07-30 | 98 -> 99 | 447.09 |