Bykova Yulia
From Moscow, Russia
EMA: 15990258
Common russian riichi rating (CRR)
Rating date Feb. 9, 2026 (latest changes Feb. 9, 2026).
34 place (622.14).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (372.55 * 3.05 * 0.14 + 705.88 * 3.05 * 0.29 + 921.35 * 3.75 * 0.71 + 803.92 * 3.05 * 0.86 + 614.04 * 3.90 * 1) / (3.05 * 0.14 + 3.05 * 0.29 + 3.75 * 0.71 + 3.05 * 0.86 + 3.90 * 1) = 737.3078692306008
p2 = (921.35 * 3.75 * 0.71 + 614.04 * 3.90 * 1 + 803.92 * 3.05 * 0.86 + 705.88 * 3.05 * 0.29) / max_coefficients = 506.98127090301006
score = 737.3078692306008 * 0.5 + 506.98127090301006 * 0.5 = 622.1445700668054
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-02-09 | 32 -> 34 | 631.81 -> 622.14 |
Agari Summer Tournament 2024: 43% -> 29% |
| 2026-02-04 | 33 -> 32 | 631.81 | |
| 2026-02-02 | 31 -> 33 | 644.83 -> 631.81 |
Agari Winter Tournament 2025: 100% -> 86% |
| 2026-01-26 | 32 -> 31 | 644.83 | |
| 2026-01-25 | 31 -> 32 | 644.83 | |
| 2026-01-12 | 32 -> 31 | 644.83 | |
| 2026-01-10 | 33 -> 32 | 638.07 -> 644.83 |
Agari Spring Tournament 2024: 29% -> 14% |
| 2026-01-03 | 32 -> 33 | 638.07 | |
| 2025-12-13 | 29 -> 32 | 658.83 -> 638.07 |
Moscow Riichi 2024: 86% -> 71% |
| 2025-12-09 | 28 -> 29 | 668.64 -> 658.83 |
Agari Summer Tournament 2024: 57% -> 43% |