Alekseeva Olga
From Moscow, Russia
EMA: 15990342
Common russian riichi rating (CRR)
Rating date Dec. 10, 2025 (latest changes Dec. 9, 2025).
17 place (699.56).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (98.04 * 3.05 * 0.29 + 352.94 * 3.05 * 0.43 + 715.79 * 3.85 * 0.71 + 292.13 * 3.75 * 0.86 + 391.30 * 2.80 * 0.86 + 595.24 * 2.60 * 1 + 784.31 * 3.05 * 1 + 966.10 * 3.25 * 1 + 942.86 * 3.50 * 1 + 727.27 * 3.45 * 1 + 543.86 * 3.90 * 1) / (3.05 * 0.29 + 3.05 * 0.43 + 3.85 * 0.71 + 3.75 * 0.86 + 2.80 * 0.86 + 2.60 * 1 + 3.05 * 1 + 3.25 * 1 + 3.50 * 1 + 3.45 * 1 + 3.90 * 1) = 640.5198616497224
p2 = (942.86 * 3.50 * 1 + 966.10 * 3.25 * 1 + 727.27 * 3.45 * 1 + 784.31 * 3.05 * 1) / max_coefficients = 758.600668896321
score = 640.5198616497224 * 0.5 + 758.600668896321 * 0.5 = 699.5602652730217
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-12-09 | 18 -> 17 | 697.52 -> 699.56 |
Agari Summer Tournament 2024: 57% -> 43% |
| 2025-12-01 | 19 -> 18 | 695.95 -> 697.52 |
Riichi never changing: 100% -> 86% |
| 2025-11-30 | 15 -> 19 | 715.59 -> 695.95 |
Final Cup 2025: 0% -> 100% |
| 2025-11-25 | 15 | 716.11 -> 715.59 | |
| 2025-11-22 | 14 -> 15 | 716.11 | |
| 2025-11-12 | 15 -> 14 | 716.11 | |
| 2025-11-10 | 15 | 711.75 -> 716.11 |
Agari Spring Tournament 2024: 43% -> 29% |
| 2025-11-04 | 12 -> 15 | 738.48 -> 711.75 |
XI Russian Championship: 0% -> 100% |
| 2025-11-01 | 13 -> 12 | 737.45 -> 738.48 |
SPB Riichi Open 2024: 86% -> 71% |
| 2025-10-13 | 14 -> 13 | 725.43 -> 737.45 |
Moscow Riichi 2024: 100% -> 86% |