Proskuriakova Olga
From Moscow, Russia
EMA: 15990193
Common russian riichi rating (CRR)
Rating date April 24, 2025 (latest changes April 22, 2025).
80 place (468.67).
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 * 0.43 + 538.46 * 2.90 * 0.57 + 509.80 * 3.05 * 0.86 + 607.84 * 3.05 * 1 + 442.11 * 3.85 * 1 + 314.61 * 3.75 * 1 + 705.88 * 3.05 * 1) / (4 * 0.43 + 2.90 * 0.57 + 3.05 * 0.86 + 3.05 * 1 + 3.85 * 1 + 3.75 * 1 + 3.05 * 1) = 493.0783214037254
p2 = (705.88 * 3.05 * 1 + 607.84 * 3.05 * 1 + 442.11 * 3.85 * 1 + 509.80 * 3.05 * 0.86) / max_coefficients = 444.27003154574135
score = 493.0783214037254 * 0.5 + 444.27003154574135 * 0.5 = 468.6741764747334
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-04-11 | 81 -> 80 | 468.67 | |
| 2025-03-26 | 81 | 469.14 -> 468.67 |
Autumn Agari tournament: 71% -> 57% |
| 2025-03-10 | 79 -> 81 | 476.32 -> 469.14 |
Agari Spring Tournament 2024: 100% -> 86% |
| 2025-03-03 | 80 -> 79 | 474.31 -> 476.32 |
SPB Riichi Open 2023: 57% -> 43% |
| 2025-03-02 | 76 -> 80 | 474.31 | |
| 2025-02-25 | 77 -> 76 | 474.31 | |
| 2025-02-16 | 72 -> 77 | 474.31 | |
| 2025-02-11 | 73 -> 72 | 474.31 | |
| 2025-02-02 | 90 -> 73 | 425.41 -> 474.31 |
Agari Winter Tournament 2025: 0% -> 100% |
| 2025-01-26 | 86 -> 90 | 431.36 -> 425.41 |
Autumn Agari tournament: 86% -> 71% |