Proskuriakova Olga
From Moscow, Russia
EMA: 15990193
Common russian riichi rating (CRR)
Rating date Oct. 9, 2026 (latest changes Oct. 8, 2026).
147 place (386.24).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.40 * 1 + 3.40 * 1) = 15.41
p1 = (314.61 * 3.75 * 0.14 + 705.88 * 3.05 * 0.29 + 533.33 * 2 * 0.57 + 700 * 2.45 * 0.71 + 500 * 3 * 1 + 320 * 3.10 * 1) / (3.75 * 0.14 + 3.05 * 0.29 + 2 * 0.57 + 2.45 * 0.71 + 3 * 1 + 3.10 * 1) = 491.36089622258254
p2 = (500 * 3 * 1 + 700 * 2.45 * 0.71 + 320 * 3.10 * 1 + 705.88 * 3.05 * 0.29) / max_coefficients = 281.1239454899416
score = 491.36089622258254 * 0.5 + 281.1239454899416 * 0.5 = 386.2424208562621
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-10-08 | 146 -> 147 | 391.57 -> 386.24 |
Random not fault: 71% -> 57% |
| 2026-10-02 | 141 -> 146 | 400.97 -> 391.57 |
Agari Winter Tournament 2025: 43% -> 29% |
| 2026-09-26 | 138 -> 141 | 400.97 | |
| 2026-09-13 | 134 -> 138 | 411.95 -> 400.97 |
Agari Summer Tournament 2025: 86% -> 71% |
| 2026-09-06 | 132 -> 134 | 411.95 | |
| 2026-09-01 | 137 -> 132 | 410.47 -> 411.95 |
SPB Riichi Open 2024: 14% -> 0% |
| 2026-08-31 | 137 | 409.96 -> 410.47 | |
| 2026-08-30 | 134 -> 137 | 409.96 | |
| 2026-08-16 | 130 -> 134 | 409.96 | |
| 2026-08-15 | 131 -> 130 | 408.80 -> 409.96 |