Proskuriakova Olga
From Moscow, Russia
EMA: 15990193
Common russian riichi rating (CRR)
Rating date Jan. 26, 2025 (latest changes Jan. 26, 2025).
90 place (425.41).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (345.79 * 4 * 0.57 + 538.46 * 2.90 * 0.71 + 509.80 * 3.05 * 1 + 607.84 * 3.05 * 1 + 442.11 * 3.85 * 1 + 314.61 * 3.75 * 1) / (4 * 0.57 + 2.90 * 0.71 + 3.05 * 1 + 3.05 * 1 + 3.85 * 1 + 3.75 * 1) = 453.9202650263858
p2 = (607.84 * 3.05 * 1 + 442.11 * 3.85 * 1 + 509.80 * 3.05 * 1 + 314.61 * 3.75 * 1) / max_coefficients = 396.8902208201893
score = 453.9202650263858 * 0.5 + 396.8902208201893 * 0.5 = 425.4052429232876
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2025-01-26 | 86 -> 90 | 431.36 -> 425.41 |
Autumn Agari tournament: 86% -> 71% |
2025-01-07 | 81 -> 86 | 431.36 | |
2025-01-05 | 80 -> 81 | 431.36 | |
2025-01-03 | 81 -> 80 | 429.70 -> 431.36 |
SPB Riichi Open 2023: 71% -> 57% |
2024-12-25 | 80 -> 81 | 429.70 | |
2024-12-18 | 81 -> 80 | 429.70 | |
2024-12-11 | 84 -> 81 | 429.70 | |
2024-11-26 | 81 -> 84 | 437.66 -> 429.70 |
Autumn Agari tournament: 100% -> 86% |
2024-11-05 | 84 -> 81 | 437.66 | |
2024-11-04 | 83 -> 84 | 437.66 |