Alekseeva Olga
From Moscow, Russia
EMA: 15990342
Common russian riichi rating (CRR)
Rating date May 3, 2025 (latest changes May 3, 2025).
19 place (684.87).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (352.94 * 3.05 * 1 + 292.13 * 3.75 * 1 + 579.44 * 4 * 0.29 + 743.59 * 2.90 * 0.57 + 715.79 * 3.85 * 1 + 391.30 * 2.80 * 1 + 595.24 * 2.60 * 1 + 784.31 * 3.05 * 1 + 966.10 * 3.25 * 1 + 942.86 * 3.50 * 1) / (3.05 * 1 + 3.75 * 1 + 4 * 0.29 + 2.90 * 0.57 + 3.85 * 1 + 2.80 * 1 + 2.60 * 1 + 3.05 * 1 + 3.25 * 1 + 3.50 * 1) = 638.6551278086524
p2 = (942.86 * 3.50 * 1 + 966.10 * 3.25 * 1 + 715.79 * 3.85 * 1 + 784.31 * 3.05 * 1) / max_coefficients = 731.0902208201892
score = 638.6551278086524 * 0.5 + 731.0902208201892 * 0.5 = 684.8726743144208
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-05-03 | 38 -> 19 | 608.24 -> 684.87 |
Riichi over The Volga 2025: 0% -> 100% SPB Riichi Open 2023: 43% -> 29% |
| 2025-04-26 | 37 -> 38 | 608.24 | |
| 2025-04-25 | 38 -> 37 | 608.24 | |
| 2025-03-26 | 38 | 609.41 -> 608.24 |
Autumn Agari tournament: 71% -> 57% |
| 2025-03-10 | 39 -> 38 | 609.41 |
Agari Spring Tournament 2024: 100% -> 86% |
| 2025-03-03 | 40 -> 39 | 609.21 -> 609.41 |
SPB Riichi Open 2023: 57% -> 43% |
| 2025-02-16 | 59 -> 40 | 507.42 -> 609.21 |
White Wolf Cup: 0% -> 100% |
| 2025-02-11 | 61 -> 59 | 507.42 | |
| 2025-02-02 | 78 -> 61 | 454.94 -> 507.42 |
Agari Winter Tournament 2025: 0% -> 100% |
| 2025-01-26 | 78 | 444.77 -> 454.94 |
Autumn Agari tournament: 86% -> 71% Riichi On Ice: 0% -> 100% |