Proskuriakova Olga
From Moscow, Russia
EMA: 15990193
Internal rating (RR)
Rating date Feb. 8, 2026 (latest changes Feb. 8, 2026).
79 place (473.38).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (509.80 * 3.05 * 0.14 + 607.84 * 3.05 * 0.43 + 442.11 * 3.85 * 0.57 + 314.61 * 3.75 * 0.71 + 705.88 * 3.05 * 0.86 + 533.33 * 2 * 1 + 700 * 2.45 * 1 + 500 * 3 * 1) / (3.05 * 0.14 + 3.05 * 0.43 + 3.85 * 0.57 + 3.75 * 0.71 + 3.05 * 0.86 + 2 * 1 + 2.45 * 1 + 3 * 1) = 536.9277787716401
p2 = (705.88 * 3.05 * 0.86 + 700 * 2.45 * 1 + 500 * 3 * 1 + 533.33 * 2 * 1) / max_coefficients = 409.83010033444816
score = 536.9277787716401 * 0.5 + 409.83010033444816 * 0.5 = 473.3789395530441
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-02-08 | 77 -> 79 | 473.38 | |
| 2026-02-04 | 78 -> 77 | 473.38 | |
| 2026-02-02 | 74 -> 78 | 485.82 -> 473.38 |
Agari Winter Tournament 2025: 100% -> 86% |
| 2026-01-26 | 75 -> 74 | 485.82 | |
| 2026-01-25 | 69 -> 75 | 485.82 | |
| 2026-01-14 | 70 -> 69 | 485.82 | |
| 2026-01-10 | 70 | 485.43 -> 485.82 |
Agari Spring Tournament 2024: 29% -> 14% |
| 2026-01-07 | 74 -> 70 | 471.96 -> 485.43 |
Moscow Open Riichi Marathon 2026: 0% -> 100% |
| 2026-01-01 | 73 -> 74 | 478.15 -> 471.96 |
SPB Riichi Open 2024: 71% -> 57% |
| 2025-12-13 | 74 -> 73 | 474.21 -> 478.15 |
Moscow Riichi 2024: 86% -> 71% |