Proskuriakova Olga
From Moscow, Russia
EMA: 15990193
Internal rating (RR)
Rating date Sept. 15, 2025 (latest changes Sept. 14, 2025).
74 place (489.84).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8
p1 = (509.80 * 3.05 * 0.43 + 607.84 * 3.05 * 0.71 + 442.11 * 3.85 * 0.86 + 314.61 * 3.75 * 1 + 705.88 * 3.05 * 1 + 533.33 * 2 * 1 + 700 * 2.45 * 1) / (3.05 * 0.43 + 3.05 * 0.71 + 3.85 * 0.86 + 3.75 * 1 + 3.05 * 1 + 2 * 1 + 2.45 * 1) = 530.2794238975188
p2 = (705.88 * 3.05 * 1 + 700 * 2.45 * 1 + 442.11 * 3.85 * 0.86 + 607.84 * 3.05 * 0.71) / max_coefficients = 449.3966216216216
score = 530.2794238975188 * 0.5 + 449.3966216216216 * 0.5 = 489.8380227595702
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
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% |
2025-08-04 | 70 -> 69 | 495.11 -> 497.41 | |
2025-08-03 | 71 -> 70 | 495.11 | |
2025-07-14 | 73 -> 71 | 495.11 |