Proskuriakova Olga
From Moscow, Russia
EMA: 15990193
Internal rating (RR)
Rating date July 20, 2026 (latest changes July 14, 2026).
102 place (418.48).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.90 * 1 + 4.10 * 0.86 + 3.45 * 1) = 15.574109999999997
p1 = (442.11 * 3.85 * 0.14 + 314.61 * 3.75 * 0.29 + 705.88 * 3.05 * 0.57 + 533.33 * 2 * 0.86 + 700 * 2.45 * 0.86 + 500 * 3 * 1 + 320 * 3.10 * 1) / (3.85 * 0.14 + 3.75 * 0.29 + 3.05 * 0.57 + 2 * 0.86 + 2.45 * 0.86 + 3 * 1 + 3.10 * 1) = 503.5732830863346
p2 = (500 * 3 * 1 + 700 * 2.45 * 0.86 + 705.88 * 3.05 * 0.57 + 320 * 3.10 * 1) / max_coefficients = 333.38149017825106
score = 503.5732830863346 * 0.5 + 333.38149017825106 * 0.5 = 418.4773866322928
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-07-14 | 103 -> 102 | 418.48 | |
| 2026-07-13 | 99 -> 103 | 428.87 -> 418.48 |
Agari Summer Tournament 2025: 100% -> 86% |
| 2026-07-12 | 97 -> 99 | 428.87 | |
| 2026-07-07 | 98 -> 97 | 428.87 | |
| 2026-07-01 | 101 -> 98 | 427.58 -> 428.87 |
SPB Riichi Open 2024: 29% -> 14% |
| 2026-06-15 | 101 | 421.25 -> 427.58 | |
| 2026-06-14 | 80 -> 101 | 436.09 -> 421.25 | |
| 2026-06-13 | 84 -> 80 | 432.60 -> 436.09 |
Moscow Riichi 2024: 43% -> 29% |
| 2026-06-09 | 86 -> 84 | 434.17 -> 432.60 |
Agari Summer Tournament 2024: 14% -> 0% |
| 2026-06-08 | 85 -> 86 | 436.97 -> 434.17 |
Random not fault: 100% -> 86% |