Proskuriakova Olga
From Moscow, Russia
EMA: 15990193
Internal rating (RR)
Rating date Oct. 13, 2025 (latest changes Oct. 13, 2025).
72 place (490.31).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.50 * 1 + 3.45 * 1 + 3.85 * 0.86) = 14.349835
p1 = (509.80 * 3.05 * 0.43 + 607.84 * 3.05 * 0.57 + 442.11 * 3.85 * 0.86 + 314.61 * 3.75 * 0.86 + 705.88 * 3.05 * 1 + 533.33 * 2 * 1 + 700 * 2.45 * 1) / (3.05 * 0.43 + 3.05 * 0.57 + 3.85 * 0.86 + 3.75 * 0.86 + 3.05 * 1 + 2 * 1 + 2.45 * 1) = 535.0709917275943
p2 = (705.88 * 3.05 * 1 + 700 * 2.45 * 1 + 442.11 * 3.85 * 0.86 + 533.33 * 2 * 1) / max_coefficients = 445.54379893566716
score = 535.0709917275943 * 0.5 + 445.54379893566716 * 0.5 = 490.30739533163074
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-10-13 | 74 -> 72 | 484.00 -> 490.31 |
Moscow Riichi 2024: 100% -> 86% |
| 2025-10-09 | 72 -> 74 | 489.84 -> 484.00 |
Agari Summer Tournament 2024: 71% -> 57% |
| 2025-10-04 | 74 -> 72 | 489.84 | |
| 2025-09-14 | 75 -> 74 | 489.84 | |
| 2025-09-12 | 76 -> 75 | 489.84 | |
| 2025-09-10 | 76 | 489.60 -> 489.84 |
Agari Spring Tournament 2024: 57% -> 43% |
| 2025-09-03 | 80 -> 76 | 486.84 -> 489.60 |
SPB Riichi Open 2023: 14% -> 0% |
| 2025-09-01 | 79 -> 80 | 487.77 -> 486.84 |
SPB Riichi Open 2024: 100% -> 86% |
| 2025-08-31 | 72 -> 79 | 487.77 | |
| 2025-08-09 | 69 -> 72 | 497.41 -> 487.77 |
Agari Summer Tournament 2024: 86% -> 71% |