Bykova Yulia
From Moscow, Russia
EMA: 15990258
Internal rating (RR)
Rating date Nov. 7, 2025 (latest changes Nov. 4, 2025).
25 place (662.70).
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 * 0.43 + 705.88 * 3.05 * 0.57 + 921.35 * 3.75 * 0.86 + 803.92 * 3.05 * 1 + 614.04 * 3.90 * 1) / (3.05 * 0.43 + 3.05 * 0.57 + 3.75 * 0.86 + 3.05 * 1 + 3.90 * 1) = 720.8369831524977
p2 = (921.35 * 3.75 * 0.86 + 803.92 * 3.05 * 1 + 614.04 * 3.90 * 1 + 705.88 * 3.05 * 0.57) / max_coefficients = 604.5632107023412
score = 720.8369831524977 * 0.5 + 604.5632107023412 * 0.5 = 662.7000969274195
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-11-04 | 43 -> 25 | 594.98 -> 662.70 |
XI Russian Championship: 0% -> 100% |
| 2025-11-01 | 47 -> 43 | 594.12 -> 594.98 | |
| 2025-10-13 | 39 -> 47 | 608.92 -> 594.12 |
Moscow Riichi 2024: 100% -> 86% |
| 2025-10-09 | 37 -> 39 | 619.38 -> 608.92 |
Agari Summer Tournament 2024: 71% -> 57% |
| 2025-10-04 | 40 -> 37 | 619.38 | |
| 2025-09-30 | 41 -> 40 | 619.38 | |
| 2025-09-12 | 43 -> 41 | 619.38 | |
| 2025-09-10 | 44 -> 43 | 618.72 -> 619.38 |
Agari Spring Tournament 2024: 57% -> 43% |
| 2025-09-03 | 43 -> 44 | 618.72 | |
| 2025-09-01 | 45 -> 43 | 611.53 -> 618.72 |