Proskuriakova Olga
From Moscow, Russia
EMA: 15990193
Internal rating (RR)
Rating date Sept. 19, 2026 (latest changes Sept. 13, 2026).
114 place (400.97).
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 * 0.43 + 533.33 * 2 * 0.71 + 700 * 2.45 * 0.71 + 500 * 3 * 1 + 320 * 3.10 * 1) / (3.75 * 0.14 + 3.05 * 0.43 + 2 * 0.71 + 2.45 * 0.71 + 3 * 1 + 3.10 * 1) = 500.84609062970355
p2 = (500 * 3 * 1 + 700 * 2.45 * 0.71 + 320 * 3.10 * 1 + 705.88 * 3.05 * 0.43) / max_coefficients = 301.0882543802726
score = 500.84609062970355 * 0.5 + 301.0882543802726 * 0.5 = 400.96717250498807
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-09-13 | 110 -> 114 | 411.95 -> 400.97 |
Agari Summer Tournament 2025: 86% -> 71% |
| 2026-09-06 | 105 -> 110 | 411.95 | |
| 2026-09-01 | 110 -> 105 | 410.47 -> 411.95 |
SPB Riichi Open 2024: 14% -> 0% |
| 2026-08-31 | 110 | 409.96 -> 410.47 | |
| 2026-08-16 | 106 -> 110 | 409.96 | |
| 2026-08-15 | 107 -> 106 | 408.80 -> 409.96 | |
| 2026-08-13 | 112 -> 107 | 404.76 -> 408.80 |
Moscow Riichi 2024: 29% -> 14% |
| 2026-08-08 | 112 | 405.18 -> 404.76 |
Random not fault: 86% -> 71% |
| 2026-08-04 | 113 -> 112 | 405.18 | |
| 2026-08-02 | 103 -> 113 | 418.48 -> 405.18 |
Agari Winter Tournament 2025: 57% -> 43% |