Alekseeva Olga
From Moscow, Russia
EMA: 15990342
Common russian riichi rating (CRR)
Rating date Aug. 31, 2026 (latest changes Aug. 31, 2026).
22 place (700.79).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.40 * 1 + 3.40 * 1) = 15.41
p1 = (715.79 * 3.85 * 0.14 + 292.13 * 3.75 * 0.14 + 391.30 * 2.80 * 0.29 + 595.24 * 2.60 * 0.43 + 784.31 * 3.05 * 0.43 + 966.10 * 3.25 * 0.43 + 942.86 * 3.50 * 0.71 + 727.27 * 3.45 * 0.86 + 543.86 * 3.90 * 1 + 945.45 * 3 * 1 + 797.30 * 3.40 * 1) / (3.85 * 0.14 + 3.75 * 0.14 + 2.80 * 0.29 + 2.60 * 0.43 + 3.05 * 0.43 + 3.25 * 0.43 + 3.50 * 0.71 + 3.45 * 0.86 + 3.90 * 1 + 3 * 1 + 3.40 * 1) = 749.0894245554659
p2 = (945.45 * 3 * 1 + 797.30 * 3.40 * 1 + 942.86 * 3.50 * 0.71 + 727.27 * 3.45 * 0.86) / max_coefficients = 652.4918883841663
score = 749.0894245554659 * 0.5 + 652.4918883841663 * 0.5 = 700.7906564698161
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-08-31 | 21 -> 22 | 711.09 -> 700.79 |
SPB Riichi Open 2025: 100% -> 86% |
| 2026-08-16 | 16 -> 21 | 713.34 -> 711.09 |
White Wolf Cup: 57% -> 43% |
| 2026-08-15 | 19 -> 16 | 710.87 -> 713.34 | |
| 2026-08-13 | 20 -> 19 | 705.49 -> 710.87 |
Moscow Riichi 2024: 29% -> 14% |
| 2026-08-04 | 21 -> 20 | 705.49 | |
| 2026-08-03 | 22 -> 21 | 705.49 | |
| 2026-08-02 | 22 | 705.88 -> 705.49 |
Agari Winter Tournament 2025: 57% -> 43% |
| 2026-08-01 | 22 | 702.92 -> 705.88 |
Riichi never changing: 43% -> 29% |
| 2026-07-26 | 22 | 701.83 -> 702.92 |
Riichi On Ice: 57% -> 43% |
| 2026-07-17 | 23 -> 22 | 701.83 |